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authorGabor Juhos <juhosg@openwrt.org>2012-11-20 07:19:10 +0000
committerGabor Juhos <juhosg@openwrt.org>2012-11-20 07:19:10 +0000
commitdd092fd10cb1b5e4ef5414952ee0180e2e616886 (patch)
treefb4dba7fc5e7dd47341592e311995df40beca9f2 /target/linux
parent6c1fbb2d5cd6b2b3f583611cc7cf2f567bec3eb5 (diff)
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ramips: set clk_is_20mhz for rt2x00 on RT3352/RT5350
Signed-off-by: Daniel Golle <dgolle@allnet.de> Signed-off-by: Gabor Juhos <juhosg@openwrt.org> SVN-Revision: 34270
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h2
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c8
2 files changed, 10 insertions, 0 deletions
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);
}