From 3dc06b0138baef75f94487ba054a60fd815b3193 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Sun, 25 Nov 2012 16:22:50 +0000 Subject: [PATCH] AA: ramips: set clk_is_20mhz for rt2x00 on RT3352/RT5350 Backport of r34270. Signed-off-by: Daniel Golle Signed-off-by: Gabor Juhos SVN-Revision: 34363 --- .../files/arch/mips/include/asm/mach-ralink/rt305x_regs.h | 2 ++ .../linux/ramips/files/arch/mips/ralink/rt305x/devices.c | 8 ++++++++ 2 files changed, 10 insertions(+) diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h index 949232dbd2..943facb6de 100644 --- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h +++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h @@ -111,6 +111,8 @@ #define RT5350_SYSCFG0_DRAM_SIZE_32M 3 #define RT5350_SYSCFG0_DRAM_SIZE_64M 4 +#define RT3352_SYSCFG0_XTAL_SEL BIT(20) + #define RT3352_SYSCFG1_USB0_HOST_MODE BIT(10) #define RT3352_CLKCFG1_UPHY0_CLK_EN BIT(18) diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c index 92ae56d3be..56eae8a9dc 100644 --- a/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c +++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c @@ -215,7 +215,15 @@ static struct platform_device rt305x_wifi_device = { void __init rt305x_register_wifi(void) { + u32 t; rt305x_wifi_data.eeprom_file_name = "RT305X.eeprom"; + + if (soc_is_rt3352() || soc_is_rt5350()) { + t = rt305x_sysc_rr(SYSC_REG_SYSTEM_CONFIG); + t &= RT3352_SYSCFG0_XTAL_SEL; + if (!t) + rt305x_wifi_data.clk_is_20mhz = 1; + } platform_device_register(&rt305x_wifi_device); } -- 2.30.2