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path: root/drivers/clk/clk_rk3288.c
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Diffstat (limited to 'drivers/clk/clk_rk3288.c')
-rw-r--r--drivers/clk/clk_rk3288.c63
1 files changed, 35 insertions, 28 deletions
diff --git a/drivers/clk/clk_rk3288.c b/drivers/clk/clk_rk3288.c
index 0172ad13bb..e410e7d171 100644
--- a/drivers/clk/clk_rk3288.c
+++ b/drivers/clk/clk_rk3288.c
@@ -14,7 +14,7 @@
#include <asm/arch/cru_rk3288.h>
#include <asm/arch/grf_rk3288.h>
#include <asm/arch/hardware.h>
-#include <asm/arch/periph.h>
+#include <dt-bindings/clock/rk3288-cru.h>
#include <dm/lists.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -364,24 +364,24 @@ static ulong rk3288_clk_set_rate(struct udevice *dev, ulong rate)
}
static ulong rockchip_mmc_get_clk(struct rk3288_cru *cru, uint clk_general_rate,
- enum periph_id periph)
+ int periph)
{
uint src_rate;
uint div, mux;
u32 con;
switch (periph) {
- case PERIPH_ID_EMMC:
+ case HCLK_EMMC:
con = readl(&cru->cru_clksel_con[12]);
mux = (con >> EMMC_PLL_SHIFT) & EMMC_PLL_MASK;
div = (con >> EMMC_DIV_SHIFT) & EMMC_DIV_MASK;
break;
- case PERIPH_ID_SDCARD:
- con = readl(&cru->cru_clksel_con[12]);
+ case HCLK_SDMMC:
+ con = readl(&cru->cru_clksel_con[11]);
mux = (con >> MMC0_PLL_SHIFT) & MMC0_PLL_MASK;
div = (con >> MMC0_DIV_SHIFT) & MMC0_DIV_MASK;
break;
- case PERIPH_ID_SDMMC2:
+ case HCLK_SDIO0:
con = readl(&cru->cru_clksel_con[12]);
mux = (con >> SDIO0_PLL_SHIFT) & SDIO0_PLL_MASK;
div = (con >> SDIO0_DIV_SHIFT) & SDIO0_DIV_MASK;
@@ -395,7 +395,7 @@ static ulong rockchip_mmc_get_clk(struct rk3288_cru *cru, uint clk_general_rate,
}
static ulong rockchip_mmc_set_clk(struct rk3288_cru *cru, uint clk_general_rate,
- enum periph_id periph, uint freq)
+ int periph, uint freq)
{
int src_clk_div;
int mux;
@@ -414,21 +414,21 @@ static ulong rockchip_mmc_set_clk(struct rk3288_cru *cru, uint clk_general_rate,
(int)MMC0_PLL_SELECT_GENERAL);
}
switch (periph) {
- case PERIPH_ID_EMMC:
+ case HCLK_EMMC:
rk_clrsetreg(&cru->cru_clksel_con[12],
EMMC_PLL_MASK << EMMC_PLL_SHIFT |
EMMC_DIV_MASK << EMMC_DIV_SHIFT,
mux << EMMC_PLL_SHIFT |
(src_clk_div - 1) << EMMC_DIV_SHIFT);
break;
- case PERIPH_ID_SDCARD:
+ case HCLK_SDMMC:
rk_clrsetreg(&cru->cru_clksel_con[11],
MMC0_PLL_MASK << MMC0_PLL_SHIFT |
MMC0_DIV_MASK << MMC0_DIV_SHIFT,
mux << MMC0_PLL_SHIFT |
(src_clk_div - 1) << MMC0_DIV_SHIFT);
break;
- case PERIPH_ID_SDMMC2:
+ case HCLK_SDIO0:
rk_clrsetreg(&cru->cru_clksel_con[12],
SDIO0_PLL_MASK << SDIO0_PLL_SHIFT |
SDIO0_DIV_MASK << SDIO0_DIV_SHIFT,
@@ -443,23 +443,23 @@ static ulong rockchip_mmc_set_clk(struct rk3288_cru *cru, uint clk_general_rate,
}
static ulong rockchip_spi_get_clk(struct rk3288_cru *cru, uint clk_general_rate,
- enum periph_id periph)
+ int periph)
{
uint div, mux;
u32 con;
switch (periph) {
- case PERIPH_ID_SPI0:
+ case SCLK_SPI0:
con = readl(&cru->cru_clksel_con[25]);
mux = (con >> SPI0_PLL_SHIFT) & SPI0_PLL_MASK;
div = (con >> SPI0_DIV_SHIFT) & SPI0_DIV_MASK;
break;
- case PERIPH_ID_SPI1:
+ case SCLK_SPI1:
con = readl(&cru->cru_clksel_con[25]);
mux = (con >> SPI1_PLL_SHIFT) & SPI1_PLL_MASK;
div = (con >> SPI1_DIV_SHIFT) & SPI1_DIV_MASK;
break;
- case PERIPH_ID_SPI2:
+ case SCLK_SPI2:
con = readl(&cru->cru_clksel_con[39]);
mux = (con >> SPI2_PLL_SHIFT) & SPI2_PLL_MASK;
div = (con >> SPI2_DIV_SHIFT) & SPI2_DIV_MASK;
@@ -473,28 +473,28 @@ static ulong rockchip_spi_get_clk(struct rk3288_cru *cru, uint clk_general_rate,
}
static ulong rockchip_spi_set_clk(struct rk3288_cru *cru, uint clk_general_rate,
- enum periph_id periph, uint freq)
+ int periph, uint freq)
{
int src_clk_div;
debug("%s: clk_general_rate=%u\n", __func__, clk_general_rate);
src_clk_div = RATE_TO_DIV(clk_general_rate, freq);
switch (periph) {
- case PERIPH_ID_SPI0:
+ case SCLK_SPI0:
rk_clrsetreg(&cru->cru_clksel_con[25],
SPI0_PLL_MASK << SPI0_PLL_SHIFT |
SPI0_DIV_MASK << SPI0_DIV_SHIFT,
SPI0_PLL_SELECT_GENERAL << SPI0_PLL_SHIFT |
src_clk_div << SPI0_DIV_SHIFT);
break;
- case PERIPH_ID_SPI1:
+ case SCLK_SPI1:
rk_clrsetreg(&cru->cru_clksel_con[25],
SPI1_PLL_MASK << SPI1_PLL_SHIFT |
SPI1_DIV_MASK << SPI1_DIV_SHIFT,
SPI1_PLL_SELECT_GENERAL << SPI1_PLL_SHIFT |
src_clk_div << SPI1_DIV_SHIFT);
break;
- case PERIPH_ID_SPI2:
+ case SCLK_SPI2:
rk_clrsetreg(&cru->cru_clksel_con[39],
SPI2_PLL_MASK << SPI2_PLL_SHIFT |
SPI2_DIV_MASK << SPI2_DIV_SHIFT,
@@ -511,19 +511,26 @@ static ulong rockchip_spi_set_clk(struct rk3288_cru *cru, uint clk_general_rate,
static ulong rk3288_set_periph_rate(struct udevice *dev, int periph, ulong rate)
{
struct rk3288_clk_priv *priv = dev_get_priv(dev);
- ulong new_rate;
+ struct udevice *gclk;
+ ulong new_rate, gclk_rate;
+ int ret;
+ ret = uclass_get_device(UCLASS_CLK, CLK_GENERAL, &gclk);
+ if (ret)
+ return ret;
+ gclk_rate = clk_get_rate(gclk);
switch (periph) {
- case PERIPH_ID_EMMC:
- case PERIPH_ID_SDCARD:
- new_rate = rockchip_mmc_set_clk(priv->cru, clk_get_rate(dev),
- periph, rate);
+ case HCLK_EMMC:
+ case HCLK_SDMMC:
+ case HCLK_SDIO0:
+ new_rate = rockchip_mmc_set_clk(priv->cru, gclk_rate, periph,
+ rate);
break;
- case PERIPH_ID_SPI0:
- case PERIPH_ID_SPI1:
- case PERIPH_ID_SPI2:
- new_rate = rockchip_spi_set_clk(priv->cru, clk_get_rate(dev),
- periph, rate);
+ case SCLK_SPI0:
+ case SCLK_SPI1:
+ case SCLK_SPI2:
+ new_rate = rockchip_spi_set_clk(priv->cru, gclk_rate, periph,
+ rate);
break;
default:
return -ENOENT;
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