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mips: ralink: rt305x: remove clock related code

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A properly clock driver for ralink SoCs has been added. Hence there is no
need to have clock related code in 'arch/mips/ralink' folder anymore.

Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Sergio Paracuellos 2023-06-19 06:09:36 +02:00 committed by Thomas Bogendoerfer
parent ffcdf47379
commit daf73c70f6
2 changed files with 0 additions and 99 deletions
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21
arch/mips/include/asm/mach-ralink/rt305x.h
View File

@ -67,26 +67,9 @@ static inline int soc_is_rt5350(void)
#define CHIP_ID_ID_SHIFT 8 #define CHIP_ID_ID_SHIFT 8
#define CHIP_ID_REV_MASK 0xff #define CHIP_ID_REV_MASK 0xff
#define RT305X_SYSCFG_CPUCLK_SHIFT 18
#define RT305X_SYSCFG_CPUCLK_MASK 0x1
#define RT305X_SYSCFG_CPUCLK_LOW 0x0
#define RT305X_SYSCFG_CPUCLK_HIGH 0x1
#define RT305X_SYSCFG_SRAM_CS0_MODE_SHIFT 2 #define RT305X_SYSCFG_SRAM_CS0_MODE_SHIFT 2
#define RT305X_SYSCFG_CPUCLK_MASK 0x1
#define RT305X_SYSCFG_SRAM_CS0_MODE_WDT 0x1 #define RT305X_SYSCFG_SRAM_CS0_MODE_WDT 0x1
#define RT3352_SYSCFG0_CPUCLK_SHIFT 8
#define RT3352_SYSCFG0_CPUCLK_MASK 0x1
#define RT3352_SYSCFG0_CPUCLK_LOW 0x0
#define RT3352_SYSCFG0_CPUCLK_HIGH 0x1
#define RT5350_SYSCFG0_CPUCLK_SHIFT 8
#define RT5350_SYSCFG0_CPUCLK_MASK 0x3
#define RT5350_SYSCFG0_CPUCLK_360 0x0
#define RT5350_SYSCFG0_CPUCLK_320 0x2
#define RT5350_SYSCFG0_CPUCLK_300 0x3
#define RT5350_SYSCFG0_DRAM_SIZE_SHIFT 12 #define RT5350_SYSCFG0_DRAM_SIZE_SHIFT 12
#define RT5350_SYSCFG0_DRAM_SIZE_MASK 7 #define RT5350_SYSCFG0_DRAM_SIZE_MASK 7
#define RT5350_SYSCFG0_DRAM_SIZE_2M 0 #define RT5350_SYSCFG0_DRAM_SIZE_2M 0
@ -117,13 +100,9 @@ static inline int soc_is_rt5350(void)
#define RT3352_SYSC_REG_SYSCFG0 0x010 #define RT3352_SYSC_REG_SYSCFG0 0x010
#define RT3352_SYSC_REG_SYSCFG1 0x014 #define RT3352_SYSC_REG_SYSCFG1 0x014
#define RT3352_SYSC_REG_CLKCFG1 0x030
#define RT3352_SYSC_REG_RSTCTRL 0x034 #define RT3352_SYSC_REG_RSTCTRL 0x034
#define RT3352_SYSC_REG_USB_PS 0x05c #define RT3352_SYSC_REG_USB_PS 0x05c
#define RT3352_CLKCFG0_XTAL_SEL BIT(20)
#define RT3352_CLKCFG1_UPHY0_CLK_EN BIT(18)
#define RT3352_CLKCFG1_UPHY1_CLK_EN BIT(20)
#define RT3352_RSTCTRL_UHST BIT(22) #define RT3352_RSTCTRL_UHST BIT(22)
#define RT3352_RSTCTRL_UDEV BIT(25) #define RT3352_RSTCTRL_UDEV BIT(25)
#define RT3352_SYSCFG1_USB0_HOST_MODE BIT(10) #define RT3352_SYSCFG1_USB0_HOST_MODE BIT(10)

78
arch/mips/ralink/rt305x.c
View File

@ -56,84 +56,6 @@ static unsigned long rt5350_get_mem_size(void)
return ret; return ret;
} }
void __init ralink_clk_init(void)
{
unsigned long cpu_rate, sys_rate, wdt_rate, uart_rate;
unsigned long wmac_rate = 40000000;
u32 t = rt_sysc_r32(SYSC_REG_SYSTEM_CONFIG);
if (soc_is_rt305x() || soc_is_rt3350()) {
t = (t >> RT305X_SYSCFG_CPUCLK_SHIFT) &
RT305X_SYSCFG_CPUCLK_MASK;
switch (t) {
case RT305X_SYSCFG_CPUCLK_LOW:
cpu_rate = 320000000;
break;
case RT305X_SYSCFG_CPUCLK_HIGH:
cpu_rate = 384000000;
break;
}
sys_rate = uart_rate = wdt_rate = cpu_rate / 3;
} else if (soc_is_rt3352()) {
t = (t >> RT3352_SYSCFG0_CPUCLK_SHIFT) &
RT3352_SYSCFG0_CPUCLK_MASK;
switch (t) {
case RT3352_SYSCFG0_CPUCLK_LOW:
cpu_rate = 384000000;
break;
case RT3352_SYSCFG0_CPUCLK_HIGH:
cpu_rate = 400000000;
break;
}
sys_rate = wdt_rate = cpu_rate / 3;
uart_rate = 40000000;
} else if (soc_is_rt5350()) {
t = (t >> RT5350_SYSCFG0_CPUCLK_SHIFT) &
RT5350_SYSCFG0_CPUCLK_MASK;
switch (t) {
case RT5350_SYSCFG0_CPUCLK_360:
cpu_rate = 360000000;
sys_rate = cpu_rate / 3;
break;
case RT5350_SYSCFG0_CPUCLK_320:
cpu_rate = 320000000;
sys_rate = cpu_rate / 4;
break;
case RT5350_SYSCFG0_CPUCLK_300:
cpu_rate = 300000000;
sys_rate = cpu_rate / 3;
break;
default:
BUG();
}
uart_rate = 40000000;
wdt_rate = sys_rate;
} else {
BUG();
}
if (soc_is_rt3352() || soc_is_rt5350()) {
u32 val = rt_sysc_r32(RT3352_SYSC_REG_SYSCFG0);
if (!(val & RT3352_CLKCFG0_XTAL_SEL))
wmac_rate = 20000000;
}
ralink_clk_add("cpu", cpu_rate);
ralink_clk_add("sys", sys_rate);
ralink_clk_add("10000900.i2c", uart_rate);
ralink_clk_add("10000a00.i2s", uart_rate);
ralink_clk_add("10000b00.spi", sys_rate);
ralink_clk_add("10000b40.spi", sys_rate);
ralink_clk_add("10000100.timer", wdt_rate);
ralink_clk_add("10000120.watchdog", wdt_rate);
ralink_clk_add("10000500.uart", uart_rate);
ralink_clk_add("10000c00.uartlite", uart_rate);
ralink_clk_add("10100000.ethernet", sys_rate);
ralink_clk_add("10180000.wmac", wmac_rate);
}
void __init ralink_of_remap(void) void __init ralink_of_remap(void)
{ {
rt_sysc_membase = plat_of_remap_node("ralink,rt3050-sysc"); rt_sysc_membase = plat_of_remap_node("ralink,rt3050-sysc");