From: Ansuel Smith Date: Mon, 1 Mar 2021 00:02:09 +0000 (+0100) Subject: ipq806x: use newer tsens patch X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=96f10c9d7a88717e84782449122b958e5a15eddd;p=openwrt%2Fstaging%2Fansuel.git ipq806x: use newer tsens patch Use improved tsens patch proposed upstream. Signed-off-by: Ansuel Smith --- diff --git a/target/linux/ipq806x/patches-5.10/0063-1-ipq806x-tsens-driver.patch b/target/linux/ipq806x/patches-5.10/0063-1-ipq806x-tsens-driver.patch deleted file mode 100644 index 80954c17fd..0000000000 --- a/target/linux/ipq806x/patches-5.10/0063-1-ipq806x-tsens-driver.patch +++ /dev/null @@ -1,616 +0,0 @@ -From 3302e1e1a3cfa4e67fda2a61d6f0c42205d40932 Mon Sep 17 00:00:00 2001 -From: Rajith Cherian -Date: Tue, 14 Feb 2017 18:30:43 +0530 -Subject: [PATCH] ipq8064: tsens: Base tsens driver for IPQ8064 - -Add TSENS driver template to support IPQ8064. -This is a base file copied from tsens-8960.c - -Change-Id: I47c573fdfa2d898243c6a6ba952d1632f91391f7 -Signed-off-by: Rajith Cherian - -ipq8064: tsens: TSENS driver support for IPQ8064 - -Support for IPQ8064 tsens driver. The driver works -with the thermal framework. The driver overrides the -following fucntionalities: - -1. Get current temperature. -2. Get/Set trip temperatures. -3. Enabled/Disable trip points. -4. ISR for threshold generated interrupt. -5. Notify userspace when trip points are hit. - -Change-Id: I8bc7204fd627d10875ab13fc1de8cb6c2ed7a918 -Signed-off-by: Rajith Cherian ---- - ---- a/drivers/thermal/qcom/Makefile -+++ b/drivers/thermal/qcom/Makefile -@@ -2,5 +2,5 @@ - obj-$(CONFIG_QCOM_TSENS) += qcom_tsens.o - - qcom_tsens-y += tsens.o tsens-common.o tsens-v0_1.o \ -- tsens-8960.o tsens-v2.o tsens-v1.o -+ tsens-8960.o tsens-v2.o tsens-v1.o tsens-ipq8064.o - obj-$(CONFIG_QCOM_SPMI_TEMP_ALARM) += qcom-spmi-temp-alarm.o ---- /dev/null -+++ b/drivers/thermal/qcom/tsens-ipq8064.c -@@ -0,0 +1,551 @@ -+/* -+ * Copyright (c) 2015, The Linux Foundation. All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License version 2 and -+ * only version 2 as published by the Free Software Foundation. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ */ -+ -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include "tsens.h" -+ -+#define CAL_MDEGC 30000 -+ -+#define CONFIG_ADDR 0x3640 -+/* CONFIG_ADDR bitmasks */ -+#define CONFIG 0x9b -+#define CONFIG_MASK 0xf -+#define CONFIG_SHIFT 0 -+ -+#define STATUS_CNTL_8064 0x3660 -+#define CNTL_ADDR 0x3620 -+/* CNTL_ADDR bitmasks */ -+#define EN BIT(0) -+#define SW_RST BIT(1) -+#define SENSOR0_EN BIT(3) -+#define SLP_CLK_ENA BIT(26) -+#define MEASURE_PERIOD 1 -+#define SENSOR0_SHIFT 3 -+ -+/* INT_STATUS_ADDR bitmasks */ -+#define MIN_STATUS_MASK BIT(0) -+#define LOWER_STATUS_CLR BIT(1) -+#define UPPER_STATUS_CLR BIT(2) -+#define MAX_STATUS_MASK BIT(3) -+ -+#define THRESHOLD_ADDR 0x3624 -+/* THRESHOLD_ADDR bitmasks */ -+#define THRESHOLD_MAX_CODE 0x20000 -+#define THRESHOLD_MIN_CODE 0 -+#define THRESHOLD_MAX_LIMIT_SHIFT 24 -+#define THRESHOLD_MIN_LIMIT_SHIFT 16 -+#define THRESHOLD_UPPER_LIMIT_SHIFT 8 -+#define THRESHOLD_LOWER_LIMIT_SHIFT 0 -+#define THRESHOLD_MAX_LIMIT_MASK (THRESHOLD_MAX_CODE << \ -+ THRESHOLD_MAX_LIMIT_SHIFT) -+#define THRESHOLD_MIN_LIMIT_MASK (THRESHOLD_MAX_CODE << \ -+ THRESHOLD_MIN_LIMIT_SHIFT) -+#define THRESHOLD_UPPER_LIMIT_MASK (THRESHOLD_MAX_CODE << \ -+ THRESHOLD_UPPER_LIMIT_SHIFT) -+#define THRESHOLD_LOWER_LIMIT_MASK (THRESHOLD_MAX_CODE << \ -+ THRESHOLD_LOWER_LIMIT_SHIFT) -+ -+/* Initial temperature threshold values */ -+#define LOWER_LIMIT_TH 0x9d /* 95C */ -+#define UPPER_LIMIT_TH 0xa6 /* 105C */ -+#define MIN_LIMIT_TH 0x0 -+#define MAX_LIMIT_TH 0xff -+ -+#define S0_STATUS_ADDR 0x3628 -+#define STATUS_ADDR_OFFSET 2 -+#define SENSOR_STATUS_SIZE 4 -+#define INT_STATUS_ADDR 0x363c -+#define TRDY_MASK BIT(7) -+#define TIMEOUT_US 100 -+ -+#define TSENS_EN BIT(0) -+#define TSENS_SW_RST BIT(1) -+#define TSENS_ADC_CLK_SEL BIT(2) -+#define SENSOR0_EN BIT(3) -+#define SENSOR1_EN BIT(4) -+#define SENSOR2_EN BIT(5) -+#define SENSOR3_EN BIT(6) -+#define SENSOR4_EN BIT(7) -+#define SENSORS_EN (SENSOR0_EN | SENSOR1_EN | \ -+ SENSOR2_EN | SENSOR3_EN | SENSOR4_EN) -+#define TSENS_8064_SENSOR5_EN BIT(8) -+#define TSENS_8064_SENSOR6_EN BIT(9) -+#define TSENS_8064_SENSOR7_EN BIT(10) -+#define TSENS_8064_SENSOR8_EN BIT(11) -+#define TSENS_8064_SENSOR9_EN BIT(12) -+#define TSENS_8064_SENSOR10_EN BIT(13) -+#define TSENS_8064_SENSORS_EN (SENSORS_EN | \ -+ TSENS_8064_SENSOR5_EN | \ -+ TSENS_8064_SENSOR6_EN | \ -+ TSENS_8064_SENSOR7_EN | \ -+ TSENS_8064_SENSOR8_EN | \ -+ TSENS_8064_SENSOR9_EN | \ -+ TSENS_8064_SENSOR10_EN) -+ -+#define TSENS_8064_SEQ_SENSORS 5 -+#define TSENS_8064_S4_S5_OFFSET 40 -+#define TSENS_FACTOR 1 -+ -+/* Trips: from very hot to very cold */ -+enum tsens_trip_type { -+ TSENS_TRIP_STAGE3 = 0, -+ TSENS_TRIP_STAGE2, -+ TSENS_TRIP_STAGE1, -+ TSENS_TRIP_STAGE0, -+ TSENS_TRIP_NUM, -+}; -+ -+u32 tsens_8064_slope[] = { -+ 1176, 1176, 1154, 1176, -+ 1111, 1132, 1132, 1199, -+ 1132, 1199, 1132 -+ }; -+ -+/* Temperature on y axis and ADC-code on x-axis */ -+static inline int code_to_degC(u32 adc_code, const struct tsens_sensor *s) -+{ -+ int degcbeforefactor, degc; -+ -+ degcbeforefactor = (adc_code * s->slope) + s->offset; -+ -+ if (degcbeforefactor == 0) -+ degc = degcbeforefactor; -+ else if (degcbeforefactor > 0) -+ degc = (degcbeforefactor + TSENS_FACTOR/2) -+ / TSENS_FACTOR; -+ else -+ degc = (degcbeforefactor - TSENS_FACTOR/2) -+ / TSENS_FACTOR; -+ -+ return degc; -+} -+ -+static int degC_to_code(int degC, const struct tsens_sensor *s) -+{ -+ int code = ((degC * TSENS_FACTOR - s->offset) + (s->slope/2)) -+ / s->slope; -+ -+ if (code > THRESHOLD_MAX_CODE) -+ code = THRESHOLD_MAX_CODE; -+ else if (code < THRESHOLD_MIN_CODE) -+ code = THRESHOLD_MIN_CODE; -+ return code; -+} -+ -+static int suspend_ipq8064(struct tsens_priv *priv) -+{ -+ int ret; -+ unsigned int mask; -+ struct regmap *map = priv->tm_map; -+ -+ ret = regmap_read(map, THRESHOLD_ADDR, &priv->ctx.threshold); -+ if (ret) -+ return ret; -+ -+ ret = regmap_read(map, CNTL_ADDR, &priv->ctx.control); -+ if (ret) -+ return ret; -+ -+ mask = SLP_CLK_ENA | EN; -+ -+ ret = regmap_update_bits(map, CNTL_ADDR, mask, 0); -+ if (ret) -+ return ret; -+ -+ return 0; -+} -+ -+static int resume_ipq8064(struct tsens_priv *priv) -+{ -+ int ret; -+ struct regmap *map = priv->tm_map; -+ -+ ret = regmap_update_bits(map, CNTL_ADDR, SW_RST, SW_RST); -+ if (ret) -+ return ret; -+ -+ ret = regmap_update_bits(map, CONFIG_ADDR, CONFIG_MASK, CONFIG); -+ if (ret) -+ return ret; -+ -+ ret = regmap_write(map, THRESHOLD_ADDR, priv->ctx.threshold); -+ if (ret) -+ return ret; -+ -+ ret = regmap_write(map, CNTL_ADDR, priv->ctx.control); -+ if (ret) -+ return ret; -+ -+ return 0; -+} -+ -+static void notify_uspace_tsens_fn(struct work_struct *work) -+{ -+ struct tsens_sensor *s = container_of(work, struct tsens_sensor, -+ notify_work); -+ -+ sysfs_notify(&s->tzd->device.kobj, NULL, "type"); -+} -+ -+static void tsens_scheduler_fn(struct work_struct *work) -+{ -+ struct tsens_priv *priv = container_of(work, struct tsens_priv, -+ tsens_work); -+ unsigned int threshold, threshold_low, code, reg, sensor, mask; -+ unsigned int sensor_addr; -+ bool upper_th_x, lower_th_x; -+ int adc_code, ret; -+ -+ ret = regmap_read(priv->tm_map, STATUS_CNTL_8064, ®); -+ if (ret) -+ return; -+ reg = reg | LOWER_STATUS_CLR | UPPER_STATUS_CLR; -+ ret = regmap_write(priv->tm_map, STATUS_CNTL_8064, reg); -+ if (ret) -+ return; -+ -+ mask = ~(LOWER_STATUS_CLR | UPPER_STATUS_CLR); -+ ret = regmap_read(priv->tm_map, THRESHOLD_ADDR, &threshold); -+ if (ret) -+ return; -+ threshold_low = (threshold & THRESHOLD_LOWER_LIMIT_MASK) -+ >> THRESHOLD_LOWER_LIMIT_SHIFT; -+ threshold = (threshold & THRESHOLD_UPPER_LIMIT_MASK) -+ >> THRESHOLD_UPPER_LIMIT_SHIFT; -+ -+ ret = regmap_read(priv->tm_map, STATUS_CNTL_8064, ®); -+ if (ret) -+ return; -+ -+ ret = regmap_read(priv->tm_map, CNTL_ADDR, &sensor); -+ if (ret) -+ return; -+ sensor &= (uint32_t) TSENS_8064_SENSORS_EN; -+ sensor >>= SENSOR0_SHIFT; -+ -+ /* Constraint: There is only 1 interrupt control register for all -+ * 11 temperature sensor. So monitoring more than 1 sensor based -+ * on interrupts will yield inconsistent result. To overcome this -+ * issue we will monitor only sensor 0 which is the master sensor. -+ */ -+ -+ /* Skip if the sensor is disabled */ -+ if (sensor & 1) { -+ ret = regmap_read(priv->tm_map, priv->sensor[0].status, &code); -+ if (ret) -+ return; -+ upper_th_x = code >= threshold; -+ lower_th_x = code <= threshold_low; -+ if (upper_th_x) -+ mask |= UPPER_STATUS_CLR; -+ if (lower_th_x) -+ mask |= LOWER_STATUS_CLR; -+ if (upper_th_x || lower_th_x) { -+ /* Notify user space */ -+ schedule_work(&priv->sensor[0].notify_work); -+ regmap_read(priv->tm_map, sensor_addr, &adc_code); -+ pr_debug("Trigger (%d degrees) for sensor %d\n", -+ code_to_degC(adc_code, &priv->sensor[0]), 0); -+ } -+ } -+ regmap_write(priv->tm_map, STATUS_CNTL_8064, reg & mask); -+ -+ /* force memory to sync */ -+ mb(); -+} -+ -+static irqreturn_t tsens_isr(int irq, void *data) -+{ -+ struct tsens_priv *priv = data; -+ -+ schedule_work(&priv->tsens_work); -+ return IRQ_HANDLED; -+} -+ -+static void hw_init(struct tsens_priv *priv) -+{ -+ int ret; -+ unsigned int reg_cntl = 0, reg_cfg = 0, reg_thr = 0; -+ unsigned int reg_status_cntl = 0; -+ -+ regmap_read(priv->tm_map, CNTL_ADDR, ®_cntl); -+ regmap_write(priv->tm_map, CNTL_ADDR, reg_cntl | TSENS_SW_RST); -+ -+ reg_cntl |= SLP_CLK_ENA | (MEASURE_PERIOD << 18) -+ | (((1 << priv->num_sensors) - 1) << SENSOR0_SHIFT); -+ regmap_write(priv->tm_map, CNTL_ADDR, reg_cntl); -+ regmap_read(priv->tm_map, STATUS_CNTL_8064, ®_status_cntl); -+ reg_status_cntl |= LOWER_STATUS_CLR | UPPER_STATUS_CLR -+ | MIN_STATUS_MASK | MAX_STATUS_MASK; -+ regmap_write(priv->tm_map, STATUS_CNTL_8064, reg_status_cntl); -+ reg_cntl |= TSENS_EN; -+ regmap_write(priv->tm_map, CNTL_ADDR, reg_cntl); -+ -+ regmap_read(priv->tm_map, CONFIG_ADDR, ®_cfg); -+ reg_cfg = (reg_cfg & ~CONFIG_MASK) | (CONFIG << CONFIG_SHIFT); -+ regmap_write(priv->tm_map, CONFIG_ADDR, reg_cfg); -+ -+ reg_thr |= (LOWER_LIMIT_TH << THRESHOLD_LOWER_LIMIT_SHIFT) -+ | (UPPER_LIMIT_TH << THRESHOLD_UPPER_LIMIT_SHIFT) -+ | (MIN_LIMIT_TH << THRESHOLD_MIN_LIMIT_SHIFT) -+ | (MAX_LIMIT_TH << THRESHOLD_MAX_LIMIT_SHIFT); -+ -+ regmap_write(priv->tm_map, THRESHOLD_ADDR, reg_thr); -+ -+ ret = devm_request_irq(priv->dev, priv->tsens_irq, tsens_isr, -+ IRQF_TRIGGER_RISING, "tsens_interrupt", priv); -+ if (ret < 0) { -+ pr_err("%s: request_irq FAIL: %d\n", __func__, ret); -+ return; -+ } -+ -+ INIT_WORK(&priv->tsens_work, tsens_scheduler_fn); -+} -+ -+static int init_ipq8064(struct tsens_priv *priv) -+{ -+ int ret, i; -+ u32 reg_cntl, offset = 0; -+ -+ init_common(priv); -+ if (!priv->tm_map) -+ return -ENODEV; -+ -+ /* -+ * The status registers for each sensor are discontiguous -+ * because some SoCs have 5 sensors while others have more -+ * but the control registers stay in the same place, i.e -+ * directly after the first 5 status registers. -+ */ -+ for (i = 0; i < priv->num_sensors; i++) { -+ if (i >= TSENS_8064_SEQ_SENSORS) -+ offset = TSENS_8064_S4_S5_OFFSET; -+ -+ priv->sensor[i].status = S0_STATUS_ADDR + offset -+ + (i << STATUS_ADDR_OFFSET); -+ priv->sensor[i].slope = tsens_8064_slope[i]; -+ INIT_WORK(&priv->sensor[i].notify_work, -+ notify_uspace_tsens_fn); -+ } -+ -+ reg_cntl = SW_RST; -+ ret = regmap_update_bits(priv->tm_map, CNTL_ADDR, SW_RST, reg_cntl); -+ if (ret) -+ return ret; -+ -+ reg_cntl |= SLP_CLK_ENA | (MEASURE_PERIOD << 18); -+ reg_cntl &= ~SW_RST; -+ ret = regmap_update_bits(priv->tm_map, CONFIG_ADDR, -+ CONFIG_MASK, CONFIG); -+ -+ reg_cntl |= GENMASK(priv->num_sensors - 1, 0) << SENSOR0_SHIFT; -+ ret = regmap_write(priv->tm_map, CNTL_ADDR, reg_cntl); -+ if (ret) -+ return ret; -+ -+ reg_cntl |= EN; -+ ret = regmap_write(priv->tm_map, CNTL_ADDR, reg_cntl); -+ if (ret) -+ return ret; -+ -+ return 0; -+} -+ -+static int calibrate_ipq8064(struct tsens_priv *priv) -+{ -+ int i; -+ char *data, *data_backup; -+ -+ ssize_t num_read = priv->num_sensors; -+ struct tsens_sensor *s = priv->sensor; -+ -+ data = qfprom_read(priv->dev, "calib"); -+ if (IS_ERR(data)) { -+ pr_err("Calibration not found.\n"); -+ return PTR_ERR(data); -+ } -+ -+ data_backup = qfprom_read(priv->dev, "calib_backup"); -+ if (IS_ERR(data_backup)) { -+ pr_err("Backup calibration not found.\n"); -+ return PTR_ERR(data_backup); -+ } -+ -+ for (i = 0; i < num_read; i++) { -+ s[i].calib_data = readb_relaxed(data + i); -+ s[i].calib_data_backup = readb_relaxed(data_backup + i); -+ -+ if (s[i].calib_data_backup) -+ s[i].calib_data = s[i].calib_data_backup; -+ if (!s[i].calib_data) { -+ pr_err("QFPROM TSENS calibration data not present\n"); -+ return -ENODEV; -+ } -+ s[i].slope = tsens_8064_slope[i]; -+ s[i].offset = CAL_MDEGC - (s[i].calib_data * s[i].slope); -+ } -+ -+ hw_init(priv); -+ -+ return 0; -+} -+ -+static int get_temp_ipq8064(struct tsens_priv *priv, int id, int *temp) -+{ -+ int ret; -+ u32 code, trdy; -+ const struct tsens_sensor *s = &priv->sensor[id]; -+ unsigned long timeout; -+ -+ timeout = jiffies + usecs_to_jiffies(TIMEOUT_US); -+ do { -+ ret = regmap_read(priv->tm_map, INT_STATUS_ADDR, &trdy); -+ if (ret) -+ return ret; -+ if (!(trdy & TRDY_MASK)) -+ continue; -+ ret = regmap_read(priv->tm_map, s->status, &code); -+ if (ret) -+ return ret; -+ *temp = code_to_degC(code, s); -+ return 0; -+ } while (time_before(jiffies, timeout)); -+ -+ return -ETIMEDOUT; -+} -+ -+static int set_trip_temp_ipq8064(void *data, int trip, int temp) -+{ -+ unsigned int reg_th, reg_cntl; -+ int ret, code, code_chk, hi_code, lo_code; -+ const struct tsens_sensor *s = data; -+ struct tsens_priv *priv = s->priv; -+ -+ code_chk = code = degC_to_code(temp, s); -+ -+ if (code < THRESHOLD_MIN_CODE || code > THRESHOLD_MAX_CODE) -+ return -EINVAL; -+ -+ ret = regmap_read(priv->tm_map, STATUS_CNTL_8064, ®_cntl); -+ if (ret) -+ return ret; -+ -+ ret = regmap_read(priv->tm_map, THRESHOLD_ADDR, ®_th); -+ if (ret) -+ return ret; -+ -+ hi_code = (reg_th & THRESHOLD_UPPER_LIMIT_MASK) -+ >> THRESHOLD_UPPER_LIMIT_SHIFT; -+ lo_code = (reg_th & THRESHOLD_LOWER_LIMIT_MASK) -+ >> THRESHOLD_LOWER_LIMIT_SHIFT; -+ -+ switch (trip) { -+ case TSENS_TRIP_STAGE3: -+ code <<= THRESHOLD_MAX_LIMIT_SHIFT; -+ reg_th &= ~THRESHOLD_MAX_LIMIT_MASK; -+ break; -+ case TSENS_TRIP_STAGE2: -+ if (code_chk <= lo_code) -+ return -EINVAL; -+ code <<= THRESHOLD_UPPER_LIMIT_SHIFT; -+ reg_th &= ~THRESHOLD_UPPER_LIMIT_MASK; -+ break; -+ case TSENS_TRIP_STAGE1: -+ if (code_chk >= hi_code) -+ return -EINVAL; -+ code <<= THRESHOLD_LOWER_LIMIT_SHIFT; -+ reg_th &= ~THRESHOLD_LOWER_LIMIT_MASK; -+ break; -+ case TSENS_TRIP_STAGE0: -+ code <<= THRESHOLD_MIN_LIMIT_SHIFT; -+ reg_th &= ~THRESHOLD_MIN_LIMIT_MASK; -+ break; -+ default: -+ return -EINVAL; -+ } -+ -+ ret = regmap_write(priv->tm_map, THRESHOLD_ADDR, reg_th | code); -+ if (ret) -+ return ret; -+ -+ return 0; -+} -+ -+static int set_trip_activate_ipq8064(void *data, int trip, -+ enum thermal_trip_activation_mode mode) -+{ -+ unsigned int reg_cntl, mask, val; -+ const struct tsens_sensor *s = data; -+ struct tsens_priv *priv = s->priv; -+ int ret; -+ -+ if (!priv || trip < 0) -+ return -EINVAL; -+ -+ ret = regmap_read(priv->tm_map, STATUS_CNTL_8064, ®_cntl); -+ if (ret) -+ return ret; -+ -+ switch (trip) { -+ case TSENS_TRIP_STAGE3: -+ mask = MAX_STATUS_MASK; -+ break; -+ case TSENS_TRIP_STAGE2: -+ mask = UPPER_STATUS_CLR; -+ break; -+ case TSENS_TRIP_STAGE1: -+ mask = LOWER_STATUS_CLR; -+ break; -+ case TSENS_TRIP_STAGE0: -+ mask = MIN_STATUS_MASK; -+ break; -+ default: -+ return -EINVAL; -+ } -+ -+ if (mode == THERMAL_TRIP_ACTIVATION_DISABLED) -+ val = reg_cntl | mask; -+ else -+ val = reg_cntl & ~mask; -+ -+ ret = regmap_write(priv->tm_map, STATUS_CNTL_8064, val); -+ if (ret) -+ return ret; -+ -+ /* force memory to sync */ -+ mb(); -+ return 0; -+} -+ -+const struct tsens_ops ops_ipq8064 = { -+ .init = init_ipq8064, -+ .calibrate = calibrate_ipq8064, -+ .get_temp = get_temp_ipq8064, -+ .suspend = suspend_ipq8064, -+ .resume = resume_ipq8064, -+ .set_trip_temp = set_trip_temp_ipq8064, -+ .set_trip_activate = set_trip_activate_ipq8064, -+}; -+ -+const struct tsens_plat_data data_ipq8064 = { -+ .num_sensors = 11, -+ .ops = &ops_ipq8064, -+}; ---- a/drivers/thermal/qcom/tsens.c -+++ b/drivers/thermal/qcom/tsens.c -@@ -69,8 +69,11 @@ static const struct of_device_id tsens_t - }, { - .compatible = "qcom,tsens-v2", - .data = &data_tsens_v2, -+ }, { -+ .compatible = "qcom,ipq8064-tsens", -+ .data = &data_ipq8064, - }, -- {} -+ {} - }; - MODULE_DEVICE_TABLE(of, tsens_table); - ---- a/drivers/thermal/qcom/tsens.h -+++ b/drivers/thermal/qcom/tsens.h -@@ -324,7 +324,7 @@ extern const struct tsens_plat_data data - extern const struct tsens_plat_data data_8916, data_8974; - - /* TSENS v1 targets */ --extern const struct tsens_plat_data data_tsens_v1; -+extern const struct tsens_plat_data data_tsens_v1, data_ipq8064; - - /* TSENS v2 targets */ - extern const struct tsens_plat_data data_8996, data_tsens_v2; diff --git a/target/linux/ipq806x/patches-5.10/0063-2-tsens-support-configurable-interrupts.patch b/target/linux/ipq806x/patches-5.10/0063-2-tsens-support-configurable-interrupts.patch deleted file mode 100644 index 585bd62a58..0000000000 --- a/target/linux/ipq806x/patches-5.10/0063-2-tsens-support-configurable-interrupts.patch +++ /dev/null @@ -1,437 +0,0 @@ -From 4e87400732c77765afae2ea89ed43837457aa604 Mon Sep 17 00:00:00 2001 -From: Rajith Cherian -Date: Wed, 1 Feb 2017 19:00:26 +0530 -Subject: [PATCH] ipq8064: tsens: Support for configurable interrupts - -Provide support for adding configurable high and -configurable low trip temperatures. An interrupts is -also triggerred when these trip points are hit. The -interrupts can be activated or deactivated from sysfs. -This functionality is made available only if -CONFIG_THERMAL_WRITABLE_TRIPS is defined. - -Change-Id: Ib73f3f9459de4fffce7bb985a0312a88291f4934 -Signed-off-by: Rajith Cherian ---- - .../devicetree/bindings/thermal/qcom-tsens.txt | 4 ++ - drivers/thermal/of-thermal.c | 63 ++++++++++++++++++---- - drivers/thermal/qcom/tsens.c | 43 ++++++++++++--- - drivers/thermal/qcom/tsens.h | 11 ++++ - drivers/thermal/thermal_core.c | 44 ++++++++++++++- - include/linux/thermal.h | 14 +++++ - 6 files changed, 162 insertions(+), 17 deletions(-) - ---- a/drivers/thermal/of-thermal.c -+++ b/drivers/thermal/of-thermal.c -@@ -91,7 +91,7 @@ static int of_thermal_get_temp(struct th - { - struct __thermal_zone *data = tz->devdata; - -- if (!data->ops->get_temp) -+ if (!data->ops->get_temp || (data->mode == THERMAL_DEVICE_DISABLED)) - return -EINVAL; - - return data->ops->get_temp(data->sensor_data, temp); -@@ -102,7 +102,8 @@ static int of_thermal_set_trips(struct t - { - struct __thermal_zone *data = tz->devdata; - -- if (!data->ops || !data->ops->set_trips) -+ if (!data->ops || !data->ops->set_trips -+ || (data->mode == THERMAL_DEVICE_DISABLED)) - return -EINVAL; - - return data->ops->set_trips(data->sensor_data, low, high); -@@ -188,6 +189,9 @@ static int of_thermal_set_emul_temp(stru - { - struct __thermal_zone *data = tz->devdata; - -+ if (data->mode == THERMAL_DEVICE_DISABLED) -+ return -EINVAL; -+ - return data->ops->set_emul_temp(data->sensor_data, temp); - } - -@@ -196,7 +200,7 @@ static int of_thermal_get_trend(struct t - { - struct __thermal_zone *data = tz->devdata; - -- if (!data->ops->get_trend) -+ if (!data->ops->get_trend || (data->mode == THERMAL_DEVICE_DISABLED)) - return -EINVAL; - - return data->ops->get_trend(data->sensor_data, trip, trend); -@@ -297,7 +301,9 @@ static int of_thermal_set_mode(struct th - mutex_unlock(&tz->lock); - - data->mode = mode; -- thermal_zone_device_update(tz, THERMAL_EVENT_UNSPECIFIED); -+ -+ if (mode == THERMAL_DEVICE_ENABLED) -+ thermal_zone_device_update(tz, THERMAL_EVENT_UNSPECIFIED); - - return 0; - } -@@ -307,7 +313,8 @@ static int of_thermal_get_trip_type(stru - { - struct __thermal_zone *data = tz->devdata; - -- if (trip >= data->ntrips || trip < 0) -+ if (trip >= data->ntrips || trip < 0 -+ || (data->mode == THERMAL_DEVICE_DISABLED)) - return -EDOM; - - *type = data->trips[trip].type; -@@ -315,12 +322,39 @@ static int of_thermal_get_trip_type(stru - return 0; - } - -+static int of_thermal_activate_trip_type(struct thermal_zone_device *tz, -+ int trip, enum thermal_trip_activation_mode mode) -+{ -+ struct __thermal_zone *data = tz->devdata; -+ -+ if (trip >= data->ntrips || trip < 0 -+ || (data->mode == THERMAL_DEVICE_DISABLED)) -+ return -EDOM; -+ -+ /* -+ * The configurable_hi and configurable_lo trip points can be -+ * activated and deactivated. -+ */ -+ -+ if (data->ops->set_trip_activate) { -+ int ret; -+ -+ ret = data->ops->set_trip_activate(data->sensor_data, -+ trip, mode); -+ if (ret) -+ return ret; -+ } -+ -+ return 0; -+} -+ - static int of_thermal_get_trip_temp(struct thermal_zone_device *tz, int trip, - int *temp) - { - struct __thermal_zone *data = tz->devdata; - -- if (trip >= data->ntrips || trip < 0) -+ if (trip >= data->ntrips || trip < 0 -+ || (data->mode == THERMAL_DEVICE_DISABLED)) - return -EDOM; - - *temp = data->trips[trip].temperature; -@@ -333,7 +367,8 @@ static int of_thermal_set_trip_temp(stru - { - struct __thermal_zone *data = tz->devdata; - -- if (trip >= data->ntrips || trip < 0) -+ if (trip >= data->ntrips || trip < 0 -+ || (data->mode == THERMAL_DEVICE_DISABLED)) - return -EDOM; - - if (data->ops->set_trip_temp) { -@@ -355,7 +390,8 @@ static int of_thermal_get_trip_hyst(stru - { - struct __thermal_zone *data = tz->devdata; - -- if (trip >= data->ntrips || trip < 0) -+ if (trip >= data->ntrips || trip < 0 -+ || (data->mode == THERMAL_DEVICE_DISABLED)) - return -EDOM; - - *hyst = data->trips[trip].hysteresis; -@@ -368,7 +404,8 @@ static int of_thermal_set_trip_hyst(stru - { - struct __thermal_zone *data = tz->devdata; - -- if (trip >= data->ntrips || trip < 0) -+ if (trip >= data->ntrips || trip < 0 -+ || (data->mode == THERMAL_DEVICE_DISABLED)) - return -EDOM; - - /* thermal framework should take care of data->mask & (1 << trip) */ -@@ -443,6 +480,9 @@ thermal_zone_of_add_sensor(struct device - if (ops->set_emul_temp) - tzd->ops->set_emul_temp = of_thermal_set_emul_temp; - -+ if (ops->set_trip_activate) -+ tzd->ops->set_trip_activate = of_thermal_activate_trip_type; -+ - mutex_unlock(&tzd->lock); - - return tzd; -@@ -762,7 +802,10 @@ static const char * const trip_types[] = - [THERMAL_TRIP_ACTIVE] = "active", - [THERMAL_TRIP_PASSIVE] = "passive", - [THERMAL_TRIP_HOT] = "hot", -- [THERMAL_TRIP_CRITICAL] = "critical", -+ [THERMAL_TRIP_CRITICAL] = "critical_high", -+ [THERMAL_TRIP_CONFIGURABLE_HI] = "configurable_hi", -+ [THERMAL_TRIP_CONFIGURABLE_LOW] = "configurable_lo", -+ [THERMAL_TRIP_CRITICAL_LOW] = "critical_low", - }; - - /** ---- a/drivers/thermal/qcom/tsens.c -+++ b/drivers/thermal/qcom/tsens.c -@@ -22,7 +22,7 @@ static int tsens_get_temp(void *data, in - - static int tsens_get_trend(void *data, int trip, enum thermal_trend *trend) - { -- const struct tsens_sensor *s = data; -+ struct tsens_sensor *s = data; - struct tsens_priv *priv = s->priv; - - if (priv->ops->get_trend) -@@ -31,9 +31,10 @@ static int tsens_get_trend(void *data, i - return -ENOTSUPP; - } - --static int __maybe_unused tsens_suspend(struct device *dev) -+static int __maybe_unused tsens_suspend(void *data) - { -- struct tsens_priv *priv = dev_get_drvdata(dev); -+ struct tsens_sensor *s = data; -+ struct tsens_priv *priv = s->priv; - - if (priv->ops && priv->ops->suspend) - return priv->ops->suspend(priv); -@@ -41,9 +42,10 @@ static int __maybe_unused tsens_suspend - return 0; - } - --static int __maybe_unused tsens_resume(struct device *dev) -+static int __maybe_unused tsens_resume(void *data) - { -- struct tsens_priv *priv = dev_get_drvdata(dev); -+ struct tsens_sensor *s = data; -+ struct tsens_priv *priv = s->priv; - - if (priv->ops && priv->ops->resume) - return priv->ops->resume(priv); -@@ -51,6 +53,30 @@ static int __maybe_unused tsens_resume(s - return 0; - } - -+static int __maybe_unused tsens_set_trip_temp(void *data, int trip, int temp) -+{ -+ struct tsens_sensor *s = data; -+ struct tsens_priv *priv = s->priv; -+ -+ if (priv->ops && priv->ops->set_trip_temp) -+ return priv->ops->set_trip_temp(s, trip, temp); -+ -+ return 0; -+} -+ -+static int __maybe_unused tsens_activate_trip_type(void *data, int trip, -+ enum thermal_trip_activation_mode mode) -+{ -+ struct tsens_sensor *s = data; -+ struct tsens_priv *priv = s->priv; -+ -+ if (priv->ops && priv->ops->set_trip_activate) -+ return priv->ops->set_trip_activate(s, trip, mode); -+ -+ return 0; -+} -+ -+ - static SIMPLE_DEV_PM_OPS(tsens_pm_ops, tsens_suspend, tsens_resume); - - static const struct of_device_id tsens_table[] = { -@@ -80,6 +106,8 @@ MODULE_DEVICE_TABLE(of, tsens_table); - static const struct thermal_zone_of_device_ops tsens_of_ops = { - .get_temp = tsens_get_temp, - .get_trend = tsens_get_trend, -+ .set_trip_temp = tsens_set_trip_temp, -+ .set_trip_activate = tsens_activate_trip_type, - }; - - static int tsens_register(struct tsens_priv *priv) -@@ -123,7 +151,7 @@ static int tsens_probe(struct platform_d - if (id) - data = id->data; - else -- data = &data_8960; -+ return -EINVAL; - - num_sensors = data->num_sensors; - -@@ -144,6 +172,9 @@ static int tsens_probe(struct platform_d - priv->dev = dev; - priv->num_sensors = num_sensors; - priv->ops = data->ops; -+ -+ priv->tsens_irq = platform_get_irq(pdev, 0); -+ - for (i = 0; i < priv->num_sensors; i++) { - if (data->hw_ids) - priv->sensor[i].hw_id = data->hw_ids[i]; ---- a/drivers/thermal/qcom/tsens.h -+++ b/drivers/thermal/qcom/tsens.h -@@ -40,9 +40,12 @@ enum tsens_ver { - struct tsens_sensor { - struct tsens_priv *priv; - struct thermal_zone_device *tzd; -+ struct work_struct notify_work; - int offset; - unsigned int id; - unsigned int hw_id; -+ int calib_data; -+ int calib_data_backup; - int slope; - u32 status; - }; -@@ -57,6 +60,9 @@ struct tsens_sensor { - * @suspend: Function to suspend the tsens device - * @resume: Function to resume the tsens device - * @get_trend: Function to get the thermal/temp trend -+ * @set_trip_temp: Function to set trip temp -+ * @get_trip_temp: Function to get trip temp -+ * @set_trip_activate: Function to activate trip points - */ - struct tsens_ops { - /* mandatory callbacks */ -@@ -69,6 +75,9 @@ struct tsens_ops { - int (*suspend)(struct tsens_priv *priv); - int (*resume)(struct tsens_priv *priv); - int (*get_trend)(struct tsens_priv *priv, int i, enum thermal_trend *trend); -+ int (*set_trip_temp)(void *data, int trip, int temp); -+ int (*set_trip_activate)(void *data, int trip, -+ enum thermal_trip_activation_mode mode); - }; - - #define REG_FIELD_FOR_EACH_SENSOR11(_name, _offset, _startbit, _stopbit) \ -@@ -300,6 +309,7 @@ struct tsens_context { - struct tsens_priv { - struct device *dev; - u32 num_sensors; -+ u32 tsens_irq; - struct regmap *tm_map; - struct regmap *srot_map; - u32 tm_offset; -@@ -308,6 +318,7 @@ struct tsens_priv { - const struct tsens_features *feat; - const struct reg_field *fields; - const struct tsens_ops *ops; -+ struct work_struct tsens_work; - struct tsens_sensor sensor[0]; - }; - ---- a/drivers/thermal/thermal_sysfs.c -+++ b/drivers/thermal/thermal_sysfs.c -@@ -113,12 +113,48 @@ trip_point_type_show(struct device *dev, - return sprintf(buf, "passive\n"); - case THERMAL_TRIP_ACTIVE: - return sprintf(buf, "active\n"); -+ case THERMAL_TRIP_CONFIGURABLE_HI: -+ return sprintf(buf, "configurable_hi\n"); -+ case THERMAL_TRIP_CONFIGURABLE_LOW: -+ return sprintf(buf, "configurable_low\n"); -+ case THERMAL_TRIP_CRITICAL_LOW: -+ return sprintf(buf, "critical_low\n"); - default: - return sprintf(buf, "unknown\n"); - } - } - - static ssize_t -+trip_point_type_activate(struct device *dev, struct device_attribute *attr, -+ const char *buf, size_t count) -+{ -+ struct thermal_zone_device *tz = to_thermal_zone(dev); -+ int trip, ret; -+ char *enabled = "enabled"; -+ char *disabled = "disabled"; -+ -+ if (!tz->ops->set_trip_activate) -+ return -EPERM; -+ -+ if (!sscanf(attr->attr.name, "trip_point_%d_type", &trip)) -+ return -EINVAL; -+ -+ if (!strncmp(buf, enabled, strlen(enabled))) -+ ret = tz->ops->set_trip_activate(tz, trip, -+ THERMAL_TRIP_ACTIVATION_ENABLED); -+ else if (!strncmp(buf, disabled, strlen(disabled))) -+ ret = tz->ops->set_trip_activate(tz, trip, -+ THERMAL_TRIP_ACTIVATION_DISABLED); -+ else -+ ret = -EINVAL; -+ -+ if (ret) -+ return ret; -+ -+ return count; -+} -+ -+static ssize_t - trip_point_temp_store(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) - { -@@ -559,6 +595,12 @@ static int create_trip_attrs(struct ther - tz->trip_type_attrs[indx].attr.show = trip_point_type_show; - attrs[indx] = &tz->trip_type_attrs[indx].attr.attr; - -+ if (IS_ENABLED(CONFIG_THERMAL_WRITABLE_TRIPS)) { -+ tz->trip_type_attrs[indx].attr.store -+ = trip_point_type_activate; -+ tz->trip_type_attrs[indx].attr.attr.mode |= S_IWUSR; -+ } -+ - /* create trip temp attribute */ - snprintf(tz->trip_temp_attrs[indx].name, THERMAL_NAME_LENGTH, - "trip_point_%d_temp", indx); ---- a/include/linux/thermal.h -+++ b/include/linux/thermal.h -@@ -63,11 +63,19 @@ enum thermal_device_mode { - THERMAL_DEVICE_ENABLED, - }; - -+enum thermal_trip_activation_mode { -+ THERMAL_TRIP_ACTIVATION_DISABLED = 0, -+ THERMAL_TRIP_ACTIVATION_ENABLED, -+}; -+ - enum thermal_trip_type { - THERMAL_TRIP_ACTIVE = 0, - THERMAL_TRIP_PASSIVE, - THERMAL_TRIP_HOT, - THERMAL_TRIP_CRITICAL, -+ THERMAL_TRIP_CONFIGURABLE_HI, -+ THERMAL_TRIP_CONFIGURABLE_LOW, -+ THERMAL_TRIP_CRITICAL_LOW, - }; - - enum thermal_trend { -@@ -105,6 +113,8 @@ struct thermal_zone_device_ops { - enum thermal_trip_type *); - int (*get_trip_temp) (struct thermal_zone_device *, int, int *); - int (*set_trip_temp) (struct thermal_zone_device *, int, int); -+ int (*set_trip_activate) (struct thermal_zone_device *, int, -+ enum thermal_trip_activation_mode); - int (*get_trip_hyst) (struct thermal_zone_device *, int, int *); - int (*set_trip_hyst) (struct thermal_zone_device *, int, int); - int (*get_crit_temp) (struct thermal_zone_device *, int *); -@@ -349,6 +359,8 @@ struct thermal_genl_event { - * temperature. - * @set_trip_temp: a pointer to a function that sets the trip temperature on - * hardware. -+ * @activate_trip_type: a pointer to a function to enable/disable trip -+ * temperature interrupts - */ - struct thermal_zone_of_device_ops { - int (*get_temp)(void *, int *); -@@ -356,6 +368,8 @@ struct thermal_zone_of_device_ops { - int (*set_trips)(void *, int, int); - int (*set_emul_temp)(void *, int); - int (*set_trip_temp)(void *, int, int); -+ int (*set_trip_activate)(void *, int, -+ enum thermal_trip_activation_mode); - }; - - /** diff --git a/target/linux/ipq806x/patches-5.10/0063-3-tsens-fix-kernel-5_4.patch b/target/linux/ipq806x/patches-5.10/0063-3-tsens-fix-kernel-5_4.patch deleted file mode 100644 index 6c056db3b7..0000000000 --- a/target/linux/ipq806x/patches-5.10/0063-3-tsens-fix-kernel-5_4.patch +++ /dev/null @@ -1,68 +0,0 @@ ---- a/drivers/thermal/qcom/tsens-ipq8064.c -+++ b/drivers/thermal/qcom/tsens-ipq8064.c -@@ -18,6 +18,7 @@ - #include - #include - #include -+#include - #include - #include - #include "tsens.h" -@@ -320,15 +321,42 @@ static void hw_init(struct tsens_priv *p - INIT_WORK(&priv->tsens_work, tsens_scheduler_fn); - } - -+static const struct regmap_config tsens_config = { -+ .name = "tm", -+ .reg_bits = 32, -+ .val_bits = 32, -+ .reg_stride = 4, -+}; -+ - static int init_ipq8064(struct tsens_priv *priv) - { -- int ret, i; -+ struct device *dev = priv->dev; - u32 reg_cntl, offset = 0; -+ struct resource *res; -+ resource_size_t size; -+ void __iomem *base; -+ int ret, i; -+ struct platform_device *op = of_find_device_by_node(priv->dev->of_node); -+ -+ if (!op) -+ return -EINVAL; - -- init_common(priv); -- if (!priv->tm_map) -- return -ENODEV; -+ /* old DTs where SROT and TM were in a contiguous 2K block */ -+ priv->tm_offset = 0x1000; - -+ res = platform_get_resource(op, IORESOURCE_MEM, 0); -+ size = resource_size(res); -+ base = devm_ioremap(&op->dev, res->start, size); -+ if (IS_ERR(base)) { -+ ret = PTR_ERR(base); -+ goto err_put_device; -+ } -+ -+ priv->tm_map = devm_regmap_init_mmio(dev, base, &tsens_config); -+ if (IS_ERR(priv->tm_map)) { -+ ret = PTR_ERR(priv->tm_map); -+ goto err_put_device; -+ } - /* - * The status registers for each sensor are discontiguous - * because some SoCs have 5 sensors while others have more -@@ -367,6 +395,10 @@ static int init_ipq8064(struct tsens_pri - return ret; - - return 0; -+ -+err_put_device: -+ put_device(&op->dev); -+ return ret; - } - - static int calibrate_ipq8064(struct tsens_priv *priv) diff --git a/target/linux/ipq806x/patches-5.10/0063-4-ip806x-tsense-rework-driver.patch b/target/linux/ipq806x/patches-5.10/0063-4-ip806x-tsense-rework-driver.patch deleted file mode 100644 index 67fc8db7a3..0000000000 --- a/target/linux/ipq806x/patches-5.10/0063-4-ip806x-tsense-rework-driver.patch +++ /dev/null @@ -1,107 +0,0 @@ ---- a/drivers/thermal/qcom/tsens-ipq8064.c -+++ b/drivers/thermal/qcom/tsens-ipq8064.c -@@ -13,10 +13,12 @@ - */ - - #include -+#include - #include - #include - #include - #include -+#include - #include - #include - #include -@@ -211,9 +213,8 @@ static void tsens_scheduler_fn(struct wo - struct tsens_priv *priv = container_of(work, struct tsens_priv, - tsens_work); - unsigned int threshold, threshold_low, code, reg, sensor, mask; -- unsigned int sensor_addr; - bool upper_th_x, lower_th_x; -- int adc_code, ret; -+ int ret; - - ret = regmap_read(priv->tm_map, STATUS_CNTL_8064, ®); - if (ret) -@@ -262,9 +263,8 @@ static void tsens_scheduler_fn(struct wo - if (upper_th_x || lower_th_x) { - /* Notify user space */ - schedule_work(&priv->sensor[0].notify_work); -- regmap_read(priv->tm_map, sensor_addr, &adc_code); - pr_debug("Trigger (%d degrees) for sensor %d\n", -- code_to_degC(adc_code, &priv->sensor[0]), 0); -+ code_to_degC(code, &priv->sensor[0]), 0); - } - } - regmap_write(priv->tm_map, STATUS_CNTL_8064, reg & mask); -@@ -404,40 +404,55 @@ err_put_device: - static int calibrate_ipq8064(struct tsens_priv *priv) - { - int i; -- char *data, *data_backup; -- -+ int ret = 0; -+ u8 *data, *data_backup; -+ struct device *dev = priv->dev; - ssize_t num_read = priv->num_sensors; - struct tsens_sensor *s = priv->sensor; - -- data = qfprom_read(priv->dev, "calib"); -+ data = qfprom_read(dev, "calib"); - if (IS_ERR(data)) { -- pr_err("Calibration not found.\n"); -- return PTR_ERR(data); -+ ret = PTR_ERR(data); -+ if (ret != -EPROBE_DEFER) -+ dev_err(dev, "Calibration not found."); -+ goto exit; - } - -- data_backup = qfprom_read(priv->dev, "calib_backup"); -+ data_backup = qfprom_read(dev, "calib_backup"); - if (IS_ERR(data_backup)) { -- pr_err("Backup calibration not found.\n"); -- return PTR_ERR(data_backup); -+ ret = PTR_ERR(data_backup); -+ if (ret != -EPROBE_DEFER) -+ dev_err(dev, "Backup Calibration not found."); -+ goto free_data; - } - - for (i = 0; i < num_read; i++) { - s[i].calib_data = readb_relaxed(data + i); -- s[i].calib_data_backup = readb_relaxed(data_backup + i); -+ -+ if (!s[i].calib_data) { -+ s[i].calib_data_backup = readb_relaxed(data_backup + i); -+ -+ if (!s[i].calib_data_backup) { -+ dev_err(dev, "QFPROM TSENS calibration data not present"); -+ ret = -ENODEV; -+ goto free_backup; -+ } - -- if (s[i].calib_data_backup) - s[i].calib_data = s[i].calib_data_backup; -- if (!s[i].calib_data) { -- pr_err("QFPROM TSENS calibration data not present\n"); -- return -ENODEV; - } -+ - s[i].slope = tsens_8064_slope[i]; - s[i].offset = CAL_MDEGC - (s[i].calib_data * s[i].slope); - } - - hw_init(priv); - -- return 0; -+free_backup: -+ kfree(data_backup); -+free_data: -+ kfree(data); -+exit: -+ return ret; - } - - static int get_temp_ipq8064(struct tsens_priv *priv, int id, int *temp) diff --git a/target/linux/ipq806x/patches-5.10/104-1-drivers-thermal-tsens-Add-VER_0-tsens-version.patch b/target/linux/ipq806x/patches-5.10/104-1-drivers-thermal-tsens-Add-VER_0-tsens-version.patch new file mode 100644 index 0000000000..d4c85a06a5 --- /dev/null +++ b/target/linux/ipq806x/patches-5.10/104-1-drivers-thermal-tsens-Add-VER_0-tsens-version.patch @@ -0,0 +1,292 @@ +From 5c7d1181056feef0b58fb2f556f55e170ba5b479 Mon Sep 17 00:00:00 2001 +From: Ansuel Smith +Date: Sat, 25 Jul 2020 19:14:59 +0200 +Subject: [PATCH 01/10] drivers: thermal: tsens: Add VER_0 tsens version + +VER_0 is used to describe device based on tsens version before v0.1. +These device are devices based on msm8960 for example apq8064 or +ipq806x. + +Signed-off-by: Ansuel Smith +Reviewed-by: Thara Gopinath +Reported-by: kernel test robot +Reported-by: Dan Carpenter +--- + drivers/thermal/qcom/tsens.c | 150 ++++++++++++++++++++++++++++------- + drivers/thermal/qcom/tsens.h | 4 +- + 2 files changed, 124 insertions(+), 30 deletions(-) + +diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c +index d8ce3a687b80..9a7e991d4bd2 100644 +--- a/drivers/thermal/qcom/tsens.c ++++ b/drivers/thermal/qcom/tsens.c +@@ -12,6 +12,7 @@ + #include + #include + #include ++#include + #include + #include + #include +@@ -515,6 +516,15 @@ static irqreturn_t tsens_irq_thread(int irq, void *data) + dev_dbg(priv->dev, "[%u] %s: no violation: %d\n", + hw_id, __func__, temp); + } ++ ++ if (tsens_version(priv) < VER_0_1) { ++ /* Constraint: There is only 1 interrupt control register for all ++ * 11 temperature sensor. So monitoring more than 1 sensor based ++ * on interrupts will yield inconsistent result. To overcome this ++ * issue we will monitor only sensor 0 which is the master sensor. ++ */ ++ break; ++ } + } + + return IRQ_HANDLED; +@@ -530,6 +540,13 @@ static int tsens_set_trips(void *_sensor, int low, int high) + int high_val, low_val, cl_high, cl_low; + u32 hw_id = s->hw_id; + ++ if (tsens_version(priv) < VER_0_1) { ++ /* Pre v0.1 IP had a single register for each type of interrupt ++ * and thresholds ++ */ ++ hw_id = 0; ++ } ++ + dev_dbg(dev, "[%u] %s: proposed thresholds: (%d:%d)\n", + hw_id, __func__, low, high); + +@@ -584,18 +601,21 @@ int get_temp_tsens_valid(const struct tsens_sensor *s, int *temp) + u32 valid; + int ret; + +- ret = regmap_field_read(priv->rf[valid_idx], &valid); +- if (ret) +- return ret; +- while (!valid) { +- /* Valid bit is 0 for 6 AHB clock cycles. +- * At 19.2MHz, 1 AHB clock is ~60ns. +- * We should enter this loop very, very rarely. +- */ +- ndelay(400); ++ /* VER_0 doesn't have VALID bit */ ++ if (tsens_version(priv) >= VER_0_1) { + ret = regmap_field_read(priv->rf[valid_idx], &valid); + if (ret) + return ret; ++ while (!valid) { ++ /* Valid bit is 0 for 6 AHB clock cycles. ++ * At 19.2MHz, 1 AHB clock is ~60ns. ++ * We should enter this loop very, very rarely. ++ */ ++ ndelay(400); ++ ret = regmap_field_read(priv->rf[valid_idx], &valid); ++ if (ret) ++ return ret; ++ } + } + + /* Valid bit is set, OK to read the temperature */ +@@ -608,15 +628,29 @@ int get_temp_common(const struct tsens_sensor *s, int *temp) + { + struct tsens_priv *priv = s->priv; + int hw_id = s->hw_id; +- int last_temp = 0, ret; ++ int last_temp = 0, ret, trdy; ++ unsigned long timeout; + +- ret = regmap_field_read(priv->rf[LAST_TEMP_0 + hw_id], &last_temp); +- if (ret) +- return ret; ++ timeout = jiffies + usecs_to_jiffies(TIMEOUT_US); ++ do { ++ if (tsens_version(priv) == VER_0) { ++ ret = regmap_field_read(priv->rf[TRDY], &trdy); ++ if (ret) ++ return ret; ++ if (!trdy) ++ continue; ++ } + +- *temp = code_to_degc(last_temp, s) * 1000; ++ ret = regmap_field_read(priv->rf[LAST_TEMP_0 + hw_id], &last_temp); ++ if (ret) ++ return ret; + +- return 0; ++ *temp = code_to_degc(last_temp, s) * 1000; ++ ++ return 0; ++ } while (time_before(jiffies, timeout)); ++ ++ return -ETIMEDOUT; + } + + #ifdef CONFIG_DEBUG_FS +@@ -738,19 +772,34 @@ int __init init_common(struct tsens_priv *priv) + priv->tm_offset = 0x1000; + } + +- res = platform_get_resource(op, IORESOURCE_MEM, 0); +- tm_base = devm_ioremap_resource(dev, res); +- if (IS_ERR(tm_base)) { +- ret = PTR_ERR(tm_base); +- goto err_put_device; ++ if (tsens_version(priv) >= VER_0_1) { ++ res = platform_get_resource(op, IORESOURCE_MEM, 0); ++ tm_base = devm_ioremap_resource(dev, res); ++ if (IS_ERR(tm_base)) { ++ ret = PTR_ERR(tm_base); ++ goto err_put_device; ++ } ++ ++ priv->tm_map = devm_regmap_init_mmio(dev, tm_base, &tsens_config); ++ } else { /* VER_0 share the same gcc regs using a syscon */ ++ struct device *parent = priv->dev->parent; ++ ++ if (parent) ++ priv->tm_map = syscon_node_to_regmap(parent->of_node); + } + +- priv->tm_map = devm_regmap_init_mmio(dev, tm_base, &tsens_config); +- if (IS_ERR(priv->tm_map)) { +- ret = PTR_ERR(priv->tm_map); ++ if (IS_ERR_OR_NULL(priv->tm_map)) { ++ if (!priv->tm_map) ++ ret = -ENODEV; ++ else ++ ret = PTR_ERR(priv->tm_map); + goto err_put_device; + } + ++ /* VER_0 have only tm_map */ ++ if (!priv->srot_map) ++ priv->srot_map = priv->tm_map; ++ + if (tsens_version(priv) > VER_0_1) { + for (i = VER_MAJOR; i <= VER_STEP; i++) { + priv->rf[i] = devm_regmap_field_alloc(dev, priv->srot_map, +@@ -769,6 +818,10 @@ int __init init_common(struct tsens_priv *priv) + ret = PTR_ERR(priv->rf[TSENS_EN]); + goto err_put_device; + } ++ /* in VER_0 TSENS need to be explicitly enabled */ ++ if (tsens_version(priv) == VER_0) ++ regmap_field_write(priv->rf[TSENS_EN], 1); ++ + ret = regmap_field_read(priv->rf[TSENS_EN], &enabled); + if (ret) + goto err_put_device; +@@ -791,6 +844,19 @@ int __init init_common(struct tsens_priv *priv) + goto err_put_device; + } + ++ priv->rf[TSENS_SW_RST] = ++ devm_regmap_field_alloc(dev, priv->srot_map, priv->fields[TSENS_SW_RST]); ++ if (IS_ERR(priv->rf[TSENS_SW_RST])) { ++ ret = PTR_ERR(priv->rf[TSENS_SW_RST]); ++ goto err_put_device; ++ } ++ ++ priv->rf[TRDY] = devm_regmap_field_alloc(dev, priv->tm_map, priv->fields[TRDY]); ++ if (IS_ERR(priv->rf[TRDY])) { ++ ret = PTR_ERR(priv->rf[TRDY]); ++ goto err_put_device; ++ } ++ + /* This loop might need changes if enum regfield_ids is reordered */ + for (j = LAST_TEMP_0; j <= UP_THRESH_15; j += 16) { + for (i = 0; i < priv->feat->max_sensors; i++) { +@@ -806,7 +872,7 @@ int __init init_common(struct tsens_priv *priv) + } + } + +- if (priv->feat->crit_int) { ++ if (priv->feat->crit_int || tsens_version(priv) < VER_0_1) { + /* Loop might need changes if enum regfield_ids is reordered */ + for (j = CRITICAL_STATUS_0; j <= CRIT_THRESH_15; j += 16) { + for (i = 0; i < priv->feat->max_sensors; i++) { +@@ -844,7 +910,11 @@ int __init init_common(struct tsens_priv *priv) + } + + spin_lock_init(&priv->ul_lock); +- tsens_enable_irq(priv); ++ ++ /* VER_0 interrupt doesn't need to be enabled */ ++ if (tsens_version(priv) >= VER_0_1) ++ tsens_enable_irq(priv); ++ + tsens_debug_init(op); + + err_put_device: +@@ -943,10 +1013,19 @@ static int tsens_register_irq(struct tsens_priv *priv, char *irqname, + if (irq == -ENXIO) + ret = 0; + } else { +- ret = devm_request_threaded_irq(&pdev->dev, irq, +- NULL, thread_fn, +- IRQF_ONESHOT, +- dev_name(&pdev->dev), priv); ++ /* VER_0 interrupt is TRIGGER_RISING, VER_0_1 and up is ONESHOT */ ++ if (tsens_version(priv) == VER_0) ++ ret = devm_request_threaded_irq(&pdev->dev, irq, ++ thread_fn, NULL, ++ IRQF_TRIGGER_RISING, ++ dev_name(&pdev->dev), ++ priv); ++ else ++ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, ++ thread_fn, IRQF_ONESHOT, ++ dev_name(&pdev->dev), ++ priv); ++ + if (ret) + dev_err(&pdev->dev, "%s: failed to get irq\n", + __func__); +@@ -975,6 +1054,19 @@ static int tsens_register(struct tsens_priv *priv) + priv->ops->enable(priv, i); + } + ++ /* VER_0 require to set MIN and MAX THRESH ++ * These 2 regs are set using the: ++ * - CRIT_THRESH_0 for MAX THRESH hardcoded to 120°C ++ * - CRIT_THRESH_1 for MIN THRESH hardcoded to 0°C ++ */ ++ if (tsens_version(priv) < VER_0_1) { ++ regmap_field_write(priv->rf[CRIT_THRESH_0], ++ tsens_mC_to_hw(priv->sensor, 120000)); ++ ++ regmap_field_write(priv->rf[CRIT_THRESH_1], ++ tsens_mC_to_hw(priv->sensor, 0)); ++ } ++ + ret = tsens_register_irq(priv, "uplow", tsens_irq_thread); + if (ret < 0) + return ret; +diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h +index f40b625f897e..8e6c1fd3ccf5 100644 +--- a/drivers/thermal/qcom/tsens.h ++++ b/drivers/thermal/qcom/tsens.h +@@ -13,6 +13,7 @@ + #define CAL_DEGC_PT2 120 + #define SLOPE_FACTOR 1000 + #define SLOPE_DEFAULT 3200 ++#define TIMEOUT_US 100 + #define THRESHOLD_MAX_ADC_CODE 0x3ff + #define THRESHOLD_MIN_ADC_CODE 0x0 + +@@ -25,7 +26,8 @@ struct tsens_priv; + + /* IP version numbers in ascending order */ + enum tsens_ver { +- VER_0_1 = 0, ++ VER_0 = 0, ++ VER_0_1, + VER_1_X, + VER_2_X, + }; +-- +2.30.2 + diff --git a/target/linux/ipq806x/patches-5.10/104-2-drivers-thermal-tsens-Don-t-hardcode-sensor-slope.patch b/target/linux/ipq806x/patches-5.10/104-2-drivers-thermal-tsens-Don-t-hardcode-sensor-slope.patch new file mode 100644 index 0000000000..44de19b7a8 --- /dev/null +++ b/target/linux/ipq806x/patches-5.10/104-2-drivers-thermal-tsens-Don-t-hardcode-sensor-slope.patch @@ -0,0 +1,33 @@ +From efa0d50a6c5ec7619371dfe4d3e6ca54b73787d5 Mon Sep 17 00:00:00 2001 +From: Ansuel Smith +Date: Wed, 25 Nov 2020 16:47:21 +0100 +Subject: [PATCH 02/10] drivers: thermal: tsens: Don't hardcode sensor slope + +Function compute_intercept_slope hardcode the sensor slope to +SLOPE_DEFAULT. Change this and use the default value only if a slope is +not defined. This is needed for tsens VER_0 that has a hardcoded slope +table. + +Signed-off-by: Ansuel Smith +Reviewed-by: Thara Gopinath +--- + drivers/thermal/qcom/tsens.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c +index 9a7e991d4bd2..38b9936def1a 100644 +--- a/drivers/thermal/qcom/tsens.c ++++ b/drivers/thermal/qcom/tsens.c +@@ -86,7 +86,8 @@ void compute_intercept_slope(struct tsens_priv *priv, u32 *p1, + "%s: sensor%d - data_point1:%#x data_point2:%#x\n", + __func__, i, p1[i], p2[i]); + +- priv->sensor[i].slope = SLOPE_DEFAULT; ++ if (!priv->sensor[i].slope) ++ priv->sensor[i].slope = SLOPE_DEFAULT; + if (mode == TWO_PT_CALIB) { + /* + * slope (m) = adc_code2 - adc_code1 (y2 - y1)/ +-- +2.30.2 + diff --git a/target/linux/ipq806x/patches-5.10/104-3-drivers-thermal-tsens-Convert-msm8960-to-reg_field.patch b/target/linux/ipq806x/patches-5.10/104-3-drivers-thermal-tsens-Convert-msm8960-to-reg_field.patch new file mode 100644 index 0000000000..d8779c689a --- /dev/null +++ b/target/linux/ipq806x/patches-5.10/104-3-drivers-thermal-tsens-Convert-msm8960-to-reg_field.patch @@ -0,0 +1,124 @@ +From 6bac2e2fa36c2d7c304768a689d8b73155b90aa2 Mon Sep 17 00:00:00 2001 +From: Ansuel Smith +Date: Wed, 25 Nov 2020 17:15:51 +0100 +Subject: [PATCH 03/10] drivers: thermal: tsens: Convert msm8960 to reg_field + +Convert msm9860 driver to reg_field to use the init_common +function. + +Signed-off-by: Ansuel Smith +Acked-by: Thara Gopinath +--- + drivers/thermal/qcom/tsens-8960.c | 80 ++++++++++++++++++++++++++++++- + 1 file changed, 79 insertions(+), 1 deletion(-) + +diff --git a/drivers/thermal/qcom/tsens-8960.c b/drivers/thermal/qcom/tsens-8960.c +index 2a28a5af209e..3f4fc1ffe679 100644 +--- a/drivers/thermal/qcom/tsens-8960.c ++++ b/drivers/thermal/qcom/tsens-8960.c +@@ -51,11 +51,22 @@ + #define MIN_LIMIT_TH 0x0 + #define MAX_LIMIT_TH 0xff + +-#define S0_STATUS_ADDR 0x3628 + #define INT_STATUS_ADDR 0x363c + #define TRDY_MASK BIT(7) + #define TIMEOUT_US 100 + ++#define S0_STATUS_OFF 0x3628 ++#define S1_STATUS_OFF 0x362c ++#define S2_STATUS_OFF 0x3630 ++#define S3_STATUS_OFF 0x3634 ++#define S4_STATUS_OFF 0x3638 ++#define S5_STATUS_OFF 0x3664 /* Sensors 5-10 found on apq8064/msm8960 */ ++#define S6_STATUS_OFF 0x3668 ++#define S7_STATUS_OFF 0x366c ++#define S8_STATUS_OFF 0x3670 ++#define S9_STATUS_OFF 0x3674 ++#define S10_STATUS_OFF 0x3678 ++ + static int suspend_8960(struct tsens_priv *priv) + { + int ret; +@@ -269,6 +280,71 @@ static int get_temp_8960(const struct tsens_sensor *s, int *temp) + return -ETIMEDOUT; + } + ++static struct tsens_features tsens_8960_feat = { ++ .ver_major = VER_0, ++ .crit_int = 0, ++ .adc = 1, ++ .srot_split = 0, ++ .max_sensors = 11, ++}; ++ ++static const struct reg_field tsens_8960_regfields[MAX_REGFIELDS] = { ++ /* ----- SROT ------ */ ++ /* No VERSION information */ ++ ++ /* CNTL */ ++ [TSENS_EN] = REG_FIELD(CNTL_ADDR, 0, 0), ++ [TSENS_SW_RST] = REG_FIELD(CNTL_ADDR, 1, 1), ++ /* 8960 has 5 sensors, 8660 has 11, we only handle 5 */ ++ [SENSOR_EN] = REG_FIELD(CNTL_ADDR, 3, 7), ++ ++ /* ----- TM ------ */ ++ /* INTERRUPT ENABLE */ ++ /* NO INTERRUPT ENABLE */ ++ ++ /* Single UPPER/LOWER TEMPERATURE THRESHOLD for all sensors */ ++ [LOW_THRESH_0] = REG_FIELD(THRESHOLD_ADDR, 0, 7), ++ [UP_THRESH_0] = REG_FIELD(THRESHOLD_ADDR, 8, 15), ++ /* MIN_THRESH_0 and MAX_THRESH_0 are not present in the regfield ++ * Recycle CRIT_THRESH_0 and 1 to set the required regs to hardcoded temp ++ * MIN_THRESH_0 -> CRIT_THRESH_1 ++ * MAX_THRESH_0 -> CRIT_THRESH_0 ++ */ ++ [CRIT_THRESH_1] = REG_FIELD(THRESHOLD_ADDR, 16, 23), ++ [CRIT_THRESH_0] = REG_FIELD(THRESHOLD_ADDR, 24, 31), ++ ++ /* UPPER/LOWER INTERRUPT [CLEAR/STATUS] */ ++ /* 1 == clear, 0 == normal operation */ ++ [LOW_INT_CLEAR_0] = REG_FIELD(CNTL_ADDR, 9, 9), ++ [UP_INT_CLEAR_0] = REG_FIELD(CNTL_ADDR, 10, 10), ++ ++ /* NO CRITICAL INTERRUPT SUPPORT on 8960 */ ++ ++ /* Sn_STATUS */ ++ [LAST_TEMP_0] = REG_FIELD(S0_STATUS_OFF, 0, 7), ++ [LAST_TEMP_1] = REG_FIELD(S1_STATUS_OFF, 0, 7), ++ [LAST_TEMP_2] = REG_FIELD(S2_STATUS_OFF, 0, 7), ++ [LAST_TEMP_3] = REG_FIELD(S3_STATUS_OFF, 0, 7), ++ [LAST_TEMP_4] = REG_FIELD(S4_STATUS_OFF, 0, 7), ++ [LAST_TEMP_5] = REG_FIELD(S5_STATUS_OFF, 0, 7), ++ [LAST_TEMP_6] = REG_FIELD(S6_STATUS_OFF, 0, 7), ++ [LAST_TEMP_7] = REG_FIELD(S7_STATUS_OFF, 0, 7), ++ [LAST_TEMP_8] = REG_FIELD(S8_STATUS_OFF, 0, 7), ++ [LAST_TEMP_9] = REG_FIELD(S9_STATUS_OFF, 0, 7), ++ [LAST_TEMP_10] = REG_FIELD(S10_STATUS_OFF, 0, 7), ++ ++ /* No VALID field on 8960 */ ++ /* TSENS_INT_STATUS bits: 1 == threshold violated */ ++ [MIN_STATUS_0] = REG_FIELD(INT_STATUS_ADDR, 0, 0), ++ [LOWER_STATUS_0] = REG_FIELD(INT_STATUS_ADDR, 1, 1), ++ [UPPER_STATUS_0] = REG_FIELD(INT_STATUS_ADDR, 2, 2), ++ /* No CRITICAL field on 8960 */ ++ [MAX_STATUS_0] = REG_FIELD(INT_STATUS_ADDR, 3, 3), ++ ++ /* TRDY: 1=ready, 0=in progress */ ++ [TRDY] = REG_FIELD(INT_STATUS_ADDR, 7, 7), ++}; ++ + static const struct tsens_ops ops_8960 = { + .init = init_8960, + .calibrate = calibrate_8960, +@@ -282,4 +358,6 @@ static const struct tsens_ops ops_8960 = { + struct tsens_plat_data data_8960 = { + .num_sensors = 11, + .ops = &ops_8960, ++ .feat = &tsens_8960_feat, ++ .fields = tsens_8960_regfields, + }; +-- +2.30.2 + diff --git a/target/linux/ipq806x/patches-5.10/104-4-drivers-thermal-tsens-Use-init_common-for-msm8960.patch b/target/linux/ipq806x/patches-5.10/104-4-drivers-thermal-tsens-Use-init_common-for-msm8960.patch new file mode 100644 index 0000000000..4b12609e96 --- /dev/null +++ b/target/linux/ipq806x/patches-5.10/104-4-drivers-thermal-tsens-Use-init_common-for-msm8960.patch @@ -0,0 +1,86 @@ +From c04f98a496929f75d75c65115d5717423c3d0634 Mon Sep 17 00:00:00 2001 +From: Ansuel Smith +Date: Wed, 25 Nov 2020 17:16:36 +0100 +Subject: [PATCH 04/10] drivers: thermal: tsens: Use init_common for msm8960 + +Use init_common and drop custom init for msm8960. + +Signed-off-by: Ansuel Smith +Reviewed-by: Thara Gopinath +--- + drivers/thermal/qcom/tsens-8960.c | 52 +------------------------------ + 1 file changed, 1 insertion(+), 51 deletions(-) + +diff --git a/drivers/thermal/qcom/tsens-8960.c b/drivers/thermal/qcom/tsens-8960.c +index 3f4fc1ffe679..86585f439985 100644 +--- a/drivers/thermal/qcom/tsens-8960.c ++++ b/drivers/thermal/qcom/tsens-8960.c +@@ -173,56 +173,6 @@ static void disable_8960(struct tsens_priv *priv) + regmap_write(priv->tm_map, CNTL_ADDR, reg_cntl); + } + +-static int init_8960(struct tsens_priv *priv) +-{ +- int ret, i; +- u32 reg_cntl; +- +- priv->tm_map = dev_get_regmap(priv->dev, NULL); +- if (!priv->tm_map) +- return -ENODEV; +- +- /* +- * The status registers for each sensor are discontiguous +- * because some SoCs have 5 sensors while others have more +- * but the control registers stay in the same place, i.e +- * directly after the first 5 status registers. +- */ +- for (i = 0; i < priv->num_sensors; i++) { +- if (i >= 5) +- priv->sensor[i].status = S0_STATUS_ADDR + 40; +- priv->sensor[i].status += i * 4; +- } +- +- reg_cntl = SW_RST; +- ret = regmap_update_bits(priv->tm_map, CNTL_ADDR, SW_RST, reg_cntl); +- if (ret) +- return ret; +- +- if (priv->num_sensors > 1) { +- reg_cntl |= SLP_CLK_ENA | (MEASURE_PERIOD << 18); +- reg_cntl &= ~SW_RST; +- ret = regmap_update_bits(priv->tm_map, CONFIG_ADDR, +- CONFIG_MASK, CONFIG); +- } else { +- reg_cntl |= SLP_CLK_ENA_8660 | (MEASURE_PERIOD << 16); +- reg_cntl &= ~CONFIG_MASK_8660; +- reg_cntl |= CONFIG_8660 << CONFIG_SHIFT_8660; +- } +- +- reg_cntl |= GENMASK(priv->num_sensors - 1, 0) << SENSOR0_SHIFT; +- ret = regmap_write(priv->tm_map, CNTL_ADDR, reg_cntl); +- if (ret) +- return ret; +- +- reg_cntl |= EN; +- ret = regmap_write(priv->tm_map, CNTL_ADDR, reg_cntl); +- if (ret) +- return ret; +- +- return 0; +-} +- + static int calibrate_8960(struct tsens_priv *priv) + { + int i; +@@ -346,7 +296,7 @@ static const struct reg_field tsens_8960_regfields[MAX_REGFIELDS] = { + }; + + static const struct tsens_ops ops_8960 = { +- .init = init_8960, ++ .init = init_common, + .calibrate = calibrate_8960, + .get_temp = get_temp_8960, + .enable = enable_8960, +-- +2.30.2 + diff --git a/target/linux/ipq806x/patches-5.10/104-5-drivers-thermal-tsens-Fix-bug-in-sensor-enable-for-m.patch b/target/linux/ipq806x/patches-5.10/104-5-drivers-thermal-tsens-Fix-bug-in-sensor-enable-for-m.patch new file mode 100644 index 0000000000..4f8a6769a0 --- /dev/null +++ b/target/linux/ipq806x/patches-5.10/104-5-drivers-thermal-tsens-Fix-bug-in-sensor-enable-for-m.patch @@ -0,0 +1,71 @@ +From b3e8bd33b84a6b6c863bd1733bd15b5f1483b8ab Mon Sep 17 00:00:00 2001 +From: Ansuel Smith +Date: Wed, 25 Nov 2020 17:06:55 +0100 +Subject: [PATCH 05/10] drivers: thermal: tsens: Fix bug in sensor enable for + msm8960 + +Device based on tsens VER_0 contains a hardware bug that results in some +problem with sensor enablement. Sensor id 6-11 can't be enabled +selectively and all of them must be enabled in one step. + +Signed-off-by: Ansuel Smith +Acked-by: Thara Gopinath +--- + drivers/thermal/qcom/tsens-8960.c | 23 ++++++++++++++++++++--- + 1 file changed, 20 insertions(+), 3 deletions(-) + +diff --git a/drivers/thermal/qcom/tsens-8960.c b/drivers/thermal/qcom/tsens-8960.c +index 86585f439985..95fcccafae14 100644 +--- a/drivers/thermal/qcom/tsens-8960.c ++++ b/drivers/thermal/qcom/tsens-8960.c +@@ -27,9 +27,9 @@ + #define EN BIT(0) + #define SW_RST BIT(1) + #define SENSOR0_EN BIT(3) ++#define MEASURE_PERIOD BIT(18) + #define SLP_CLK_ENA BIT(26) + #define SLP_CLK_ENA_8660 BIT(24) +-#define MEASURE_PERIOD 1 + #define SENSOR0_SHIFT 3 + + /* INT_STATUS_ADDR bitmasks */ +@@ -126,17 +126,34 @@ static int resume_8960(struct tsens_priv *priv) + static int enable_8960(struct tsens_priv *priv, int id) + { + int ret; +- u32 reg, mask; ++ u32 reg, mask = BIT(id); + + ret = regmap_read(priv->tm_map, CNTL_ADDR, ®); + if (ret) + return ret; + +- mask = BIT(id + SENSOR0_SHIFT); ++ /* HARDWARE BUG: ++ * On platforms with more than 6 sensors, all remaining sensors ++ * must be enabled together, otherwise undefined results are expected. ++ * (Sensor 6-7 disabled, Sensor 3 disabled...) In the original driver, ++ * all the sensors are enabled in one step hence this bug is not ++ * triggered. ++ */ ++ if (id > 5) ++ mask = GENMASK(10, 6); ++ ++ mask <<= SENSOR0_SHIFT; ++ ++ /* Sensors already enabled. Skip. */ ++ if ((reg & mask) == mask) ++ return 0; ++ + ret = regmap_write(priv->tm_map, CNTL_ADDR, reg | SW_RST); + if (ret) + return ret; + ++ reg |= MEASURE_PERIOD; ++ + if (priv->num_sensors > 1) + reg |= mask | SLP_CLK_ENA | EN; + else +-- +2.30.2 + diff --git a/target/linux/ipq806x/patches-5.10/104-6-drivers-thermal-tsens-Replace-custom-8960-apis-with-.patch b/target/linux/ipq806x/patches-5.10/104-6-drivers-thermal-tsens-Replace-custom-8960-apis-with-.patch new file mode 100644 index 0000000000..657f8b801b --- /dev/null +++ b/target/linux/ipq806x/patches-5.10/104-6-drivers-thermal-tsens-Replace-custom-8960-apis-with-.patch @@ -0,0 +1,114 @@ +From 1ff9f982051759e0387e8c7e793b49c48eae291d Mon Sep 17 00:00:00 2001 +From: Ansuel Smith +Date: Wed, 25 Nov 2020 17:11:05 +0100 +Subject: [PATCH 06/10] drivers: thermal: tsens: Replace custom 8960 apis with + generic apis + +Rework calibrate function to use common function. Derive the offset from +a missing hardcoded slope table and the data from the nvmem calib +efuses. +Drop custom get_temp function and use generic api. + +Signed-off-by: Ansuel Smith +Acked-by: Thara Gopinath +--- + drivers/thermal/qcom/tsens-8960.c | 56 +++++++++---------------------- + 1 file changed, 15 insertions(+), 41 deletions(-) + +diff --git a/drivers/thermal/qcom/tsens-8960.c b/drivers/thermal/qcom/tsens-8960.c +index 95fcccafae14..9cc8a7dd23ae 100644 +--- a/drivers/thermal/qcom/tsens-8960.c ++++ b/drivers/thermal/qcom/tsens-8960.c +@@ -67,6 +67,13 @@ + #define S9_STATUS_OFF 0x3674 + #define S10_STATUS_OFF 0x3678 + ++/* Original slope - 200 to compensate mC to C inaccuracy */ ++static u32 tsens_msm8960_slope[] = { ++ 976, 976, 954, 976, ++ 911, 932, 932, 999, ++ 932, 999, 932 ++ }; ++ + static int suspend_8960(struct tsens_priv *priv) + { + int ret; +@@ -194,9 +201,7 @@ static int calibrate_8960(struct tsens_priv *priv) + { + int i; + char *data; +- +- ssize_t num_read = priv->num_sensors; +- struct tsens_sensor *s = priv->sensor; ++ u32 p1[11]; + + data = qfprom_read(priv->dev, "calib"); + if (IS_ERR(data)) +@@ -204,49 +209,18 @@ static int calibrate_8960(struct tsens_priv *priv) + if (IS_ERR(data)) + return PTR_ERR(data); + +- for (i = 0; i < num_read; i++, s++) +- s->offset = data[i]; ++ for (i = 0; i < priv->num_sensors; i++) { ++ p1[i] = data[i]; ++ priv->sensor[i].slope = tsens_msm8960_slope[i]; ++ } ++ ++ compute_intercept_slope(priv, p1, NULL, ONE_PT_CALIB); + + kfree(data); + + return 0; + } + +-/* Temperature on y axis and ADC-code on x-axis */ +-static inline int code_to_mdegC(u32 adc_code, const struct tsens_sensor *s) +-{ +- int slope, offset; +- +- slope = thermal_zone_get_slope(s->tzd); +- offset = CAL_MDEGC - slope * s->offset; +- +- return adc_code * slope + offset; +-} +- +-static int get_temp_8960(const struct tsens_sensor *s, int *temp) +-{ +- int ret; +- u32 code, trdy; +- struct tsens_priv *priv = s->priv; +- unsigned long timeout; +- +- timeout = jiffies + usecs_to_jiffies(TIMEOUT_US); +- do { +- ret = regmap_read(priv->tm_map, INT_STATUS_ADDR, &trdy); +- if (ret) +- return ret; +- if (!(trdy & TRDY_MASK)) +- continue; +- ret = regmap_read(priv->tm_map, s->status, &code); +- if (ret) +- return ret; +- *temp = code_to_mdegC(code, s); +- return 0; +- } while (time_before(jiffies, timeout)); +- +- return -ETIMEDOUT; +-} +- + static struct tsens_features tsens_8960_feat = { + .ver_major = VER_0, + .crit_int = 0, +@@ -315,7 +289,7 @@ static const struct reg_field tsens_8960_regfields[MAX_REGFIELDS] = { + static const struct tsens_ops ops_8960 = { + .init = init_common, + .calibrate = calibrate_8960, +- .get_temp = get_temp_8960, ++ .get_temp = get_temp_common, + .enable = enable_8960, + .disable = disable_8960, + .suspend = suspend_8960, +-- +2.30.2 + diff --git a/target/linux/ipq806x/patches-5.10/104-7-drivers-thermal-tsens-Drop-unused-define-for-msm8960.patch b/target/linux/ipq806x/patches-5.10/104-7-drivers-thermal-tsens-Drop-unused-define-for-msm8960.patch new file mode 100644 index 0000000000..d0e383d035 --- /dev/null +++ b/target/linux/ipq806x/patches-5.10/104-7-drivers-thermal-tsens-Drop-unused-define-for-msm8960.patch @@ -0,0 +1,70 @@ +From 5716a61239c6ac9ceb137e825e93c3aea06c4634 Mon Sep 17 00:00:00 2001 +From: Ansuel Smith +Date: Fri, 19 Mar 2021 00:48:23 +0100 +Subject: [PATCH 07/10] drivers: thermal: tsens: Drop unused define for msm8960 + +Drop unused define for msm8960 replaced by generic api and reg_field. + +Signed-off-by: Ansuel Smith +Reviewed-by: Thara Gopinath +--- + drivers/thermal/qcom/tsens-8960.c | 24 +----------------------- + 1 file changed, 1 insertion(+), 23 deletions(-) + +diff --git a/drivers/thermal/qcom/tsens-8960.c b/drivers/thermal/qcom/tsens-8960.c +index 9cc8a7dd23ae..58d09e927383 100644 +--- a/drivers/thermal/qcom/tsens-8960.c ++++ b/drivers/thermal/qcom/tsens-8960.c +@@ -10,8 +10,6 @@ + #include + #include "tsens.h" + +-#define CAL_MDEGC 30000 +- + #define CONFIG_ADDR 0x3640 + #define CONFIG_ADDR_8660 0x3620 + /* CONFIG_ADDR bitmasks */ +@@ -21,39 +19,19 @@ + #define CONFIG_SHIFT_8660 28 + #define CONFIG_MASK_8660 (3 << CONFIG_SHIFT_8660) + +-#define STATUS_CNTL_ADDR_8064 0x3660 + #define CNTL_ADDR 0x3620 + /* CNTL_ADDR bitmasks */ + #define EN BIT(0) + #define SW_RST BIT(1) +-#define SENSOR0_EN BIT(3) ++ + #define MEASURE_PERIOD BIT(18) + #define SLP_CLK_ENA BIT(26) + #define SLP_CLK_ENA_8660 BIT(24) + #define SENSOR0_SHIFT 3 + +-/* INT_STATUS_ADDR bitmasks */ +-#define MIN_STATUS_MASK BIT(0) +-#define LOWER_STATUS_CLR BIT(1) +-#define UPPER_STATUS_CLR BIT(2) +-#define MAX_STATUS_MASK BIT(3) +- + #define THRESHOLD_ADDR 0x3624 +-/* THRESHOLD_ADDR bitmasks */ +-#define THRESHOLD_MAX_LIMIT_SHIFT 24 +-#define THRESHOLD_MIN_LIMIT_SHIFT 16 +-#define THRESHOLD_UPPER_LIMIT_SHIFT 8 +-#define THRESHOLD_LOWER_LIMIT_SHIFT 0 +- +-/* Initial temperature threshold values */ +-#define LOWER_LIMIT_TH 0x50 +-#define UPPER_LIMIT_TH 0xdf +-#define MIN_LIMIT_TH 0x0 +-#define MAX_LIMIT_TH 0xff + + #define INT_STATUS_ADDR 0x363c +-#define TRDY_MASK BIT(7) +-#define TIMEOUT_US 100 + + #define S0_STATUS_OFF 0x3628 + #define S1_STATUS_OFF 0x362c +-- +2.30.2 + diff --git a/target/linux/ipq806x/patches-5.10/104-8-drivers-thermal-tsens-Add-support-for-ipq8064-tsens.patch b/target/linux/ipq806x/patches-5.10/104-8-drivers-thermal-tsens-Add-support-for-ipq8064-tsens.patch new file mode 100644 index 0000000000..928e8fd695 --- /dev/null +++ b/target/linux/ipq806x/patches-5.10/104-8-drivers-thermal-tsens-Add-support-for-ipq8064-tsens.patch @@ -0,0 +1,31 @@ +From 0d0c22a59bf2672b57e23da9a9ea743e91b71f54 Mon Sep 17 00:00:00 2001 +From: Ansuel Smith +Date: Sat, 25 Jul 2020 19:55:57 +0200 +Subject: [PATCH 08/10] drivers: thermal: tsens: Add support for ipq8064-tsens + +Add support for tsens present in ipq806x SoCs based on generic msm8960 +tsens driver. + +Signed-off-by: Ansuel Smith +Reviewed-by: Thara Gopinath +--- + drivers/thermal/qcom/tsens.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c +index 38b9936def1a..58073dc5d30b 100644 +--- a/drivers/thermal/qcom/tsens.c ++++ b/drivers/thermal/qcom/tsens.c +@@ -966,6 +966,9 @@ static SIMPLE_DEV_PM_OPS(tsens_pm_ops, tsens_suspend, tsens_resume); + + static const struct of_device_id tsens_table[] = { + { ++ .compatible = "qcom,ipq8064-tsens", ++ .data = &data_8960, ++ }, { + .compatible = "qcom,msm8916-tsens", + .data = &data_8916, + }, { +-- +2.30.2 + diff --git a/target/linux/ipq806x/patches-5.10/104-9-dt-bindings-thermal-tsens-Document-ipq8064-bindings.patch b/target/linux/ipq806x/patches-5.10/104-9-dt-bindings-thermal-tsens-Document-ipq8064-bindings.patch new file mode 100644 index 0000000000..121f857182 --- /dev/null +++ b/target/linux/ipq806x/patches-5.10/104-9-dt-bindings-thermal-tsens-Document-ipq8064-bindings.patch @@ -0,0 +1,115 @@ +From ac369071920d427dd484cf74cddba2774bba45f5 Mon Sep 17 00:00:00 2001 +From: Ansuel Smith +Date: Thu, 9 Jul 2020 22:35:54 +0200 +Subject: [PATCH 09/10] dt-bindings: thermal: tsens: Document ipq8064 bindings + +Document the use of bindings used for msm8960 tsens based devices. +msm8960 use the same gcc regs and is set as a child of the qcom gcc. + +Signed-off-by: Ansuel Smith +Reviewed-by: Rob Herring +--- + .../bindings/thermal/qcom-tsens.yaml | 56 ++++++++++++++++--- + 1 file changed, 48 insertions(+), 8 deletions(-) + +diff --git a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml +index 95462e071ab4..1785b1c75a3c 100644 +--- a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml ++++ b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml +@@ -19,6 +19,11 @@ description: | + properties: + compatible: + oneOf: ++ - description: msm9860 TSENS based ++ items: ++ - enum: ++ - qcom,ipq8064-tsens ++ + - description: v0.1 of TSENS + items: + - enum: +@@ -73,7 +78,9 @@ properties: + maxItems: 2 + items: + - const: calib +- - const: calib_sel ++ - enum: ++ - calib_backup ++ - calib_sel + + "#qcom,sensors": + description: +@@ -88,12 +95,20 @@ properties: + Number of cells required to uniquely identify the thermal sensors. Since + we have multiple sensors this is set to 1 + ++required: ++ - compatible ++ - interrupts ++ - interrupt-names ++ - "#thermal-sensor-cells" ++ - "#qcom,sensors" ++ + allOf: + - if: + properties: + compatible: + contains: + enum: ++ - qcom,ipq8064-tsens + - qcom,msm8916-tsens + - qcom,msm8974-tsens + - qcom,msm8976-tsens +@@ -114,17 +129,42 @@ allOf: + interrupt-names: + minItems: 2 + +-required: +- - compatible +- - reg +- - "#qcom,sensors" +- - interrupts +- - interrupt-names +- - "#thermal-sensor-cells" ++ - if: ++ properties: ++ compatible: ++ contains: ++ enum: ++ - qcom,tsens-v0_1 ++ - qcom,tsens-v1 ++ - qcom,tsens-v2 ++ ++ then: ++ required: ++ - reg + + additionalProperties: false + + examples: ++ - | ++ #include ++ // Example msm9860 based SoC (ipq8064): ++ gcc: clock-controller { ++ ++ /* ... */ ++ ++ tsens: thermal-sensor { ++ compatible = "qcom,ipq8064-tsens"; ++ ++ nvmem-cells = <&tsens_calib>, <&tsens_calib_backup>; ++ nvmem-cell-names = "calib", "calib_backup"; ++ interrupts = ; ++ interrupt-names = "uplow"; ++ ++ #qcom,sensors = <11>; ++ #thermal-sensor-cells = <1>; ++ }; ++ }; ++ + - | + #include + // Example 1 (legacy: for pre v1 IP): +-- +2.30.2 + diff --git a/target/linux/ipq806x/patches-5.10/105-10-drivers-thermal-tsens-Fix-wrong-slope-on-msm-8960.patch b/target/linux/ipq806x/patches-5.10/105-10-drivers-thermal-tsens-Fix-wrong-slope-on-msm-8960.patch new file mode 100644 index 0000000000..2212d41caf --- /dev/null +++ b/target/linux/ipq806x/patches-5.10/105-10-drivers-thermal-tsens-Fix-wrong-slope-on-msm-8960.patch @@ -0,0 +1,37 @@ +From 68e720ed73c8f038c8c500e4c49c1e65a993a448 Mon Sep 17 00:00:00 2001 +From: Ansuel Smith +Date: Tue, 6 Apr 2021 04:45:31 +0200 +Subject: [PATCH 10/10] drivers: thermal: tsens: Fix wrong slope on msm-8960 + +Some user using some stats with the old legacy implementation and the +new implementation using the compute_intercept_slope reported an offset +of 3C. Fix the slope table to reflect the original temp. + +Signed-off-by: Ansuel Smith +--- + drivers/thermal/qcom/tsens-8960.c | 8 ++++---- + 1 file changed, 4 insertions(+), 4 deletions(-) + +diff --git a/drivers/thermal/qcom/tsens-8960.c b/drivers/thermal/qcom/tsens-8960.c +index 58d09e927383..5cc5b3527f1f 100644 +--- a/drivers/thermal/qcom/tsens-8960.c ++++ b/drivers/thermal/qcom/tsens-8960.c +@@ -45,11 +45,11 @@ + #define S9_STATUS_OFF 0x3674 + #define S10_STATUS_OFF 0x3678 + +-/* Original slope - 200 to compensate mC to C inaccuracy */ ++/* Original slope - 350 to compensate mC to C inaccuracy */ + static u32 tsens_msm8960_slope[] = { +- 976, 976, 954, 976, +- 911, 932, 932, 999, +- 932, 999, 932 ++ 826, 826, 804, 826, ++ 761, 782, 782, 849, ++ 782, 849, 782 + }; + + static int suspend_8960(struct tsens_priv *priv) +-- +2.30.2 +