rockchip: clk: rk3288: add ciu_clk entry for eMMC/SDMMC/SDIO
authorXu Ziyuan <xzy.xu@rock-chips.com>
Sun, 16 Apr 2017 09:44:45 +0000 (17:44 +0800)
committerSimon Glass <sjg@chromium.org>
Wed, 10 May 2017 19:37:21 +0000 (13:37 -0600)
The genunie bus clock is sclk_x for eMMC/SDMMC/SDIO, add support for
it.

Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Acked-by: Simon Glass <sjg@chromium.org>
drivers/clk/rockchip/clk_rk3288.c

index 78356766a7816a30475a12ed0ec280100fdd0e15..fc369dde085288c55909ec7ae770e8466e5f603c 100644 (file)
@@ -513,16 +513,19 @@ static ulong rockchip_mmc_get_clk(struct rk3288_cru *cru, uint gclk_rate,
 
        switch (periph) {
        case HCLK_EMMC:
+       case SCLK_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 HCLK_SDMMC:
+       case SCLK_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 HCLK_SDIO0:
+       case SCLK_SDIO0:
                con = readl(&cru->cru_clksel_con[12]);
                mux = (con >> SDIO0_PLL_SHIFT) & SDIO0_PLL_MASK;
                div = (con >> SDIO0_DIV_SHIFT) & SDIO0_DIV_MASK;
@@ -556,6 +559,7 @@ static ulong rockchip_mmc_set_clk(struct rk3288_cru *cru, uint gclk_rate,
        }
        switch (periph) {
        case HCLK_EMMC:
+       case SCLK_EMMC:
                rk_clrsetreg(&cru->cru_clksel_con[12],
                             EMMC_PLL_MASK << EMMC_PLL_SHIFT |
                             EMMC_DIV_MASK << EMMC_DIV_SHIFT,
@@ -563,6 +567,7 @@ static ulong rockchip_mmc_set_clk(struct rk3288_cru *cru, uint gclk_rate,
                             (src_clk_div - 1) << EMMC_DIV_SHIFT);
                break;
        case HCLK_SDMMC:
+       case SCLK_SDMMC:
                rk_clrsetreg(&cru->cru_clksel_con[11],
                             MMC0_PLL_MASK << MMC0_PLL_SHIFT |
                             MMC0_DIV_MASK << MMC0_DIV_SHIFT,
@@ -570,6 +575,7 @@ static ulong rockchip_mmc_set_clk(struct rk3288_cru *cru, uint gclk_rate,
                             (src_clk_div - 1) << MMC0_DIV_SHIFT);
                break;
        case HCLK_SDIO0:
+       case SCLK_SDIO0:
                rk_clrsetreg(&cru->cru_clksel_con[12],
                             SDIO0_PLL_MASK << SDIO0_PLL_SHIFT |
                             SDIO0_DIV_MASK << SDIO0_DIV_SHIFT,
@@ -662,6 +668,9 @@ static ulong rk3288_clk_get_rate(struct clk *clk)
        case HCLK_EMMC:
        case HCLK_SDMMC:
        case HCLK_SDIO0:
+       case SCLK_EMMC:
+       case SCLK_SDMMC:
+       case SCLK_SDIO0:
                new_rate = rockchip_mmc_get_clk(priv->cru, gclk_rate, clk->id);
                break;
        case SCLK_SPI0:
@@ -706,6 +715,9 @@ static ulong rk3288_clk_set_rate(struct clk *clk, ulong rate)
        case HCLK_EMMC:
        case HCLK_SDMMC:
        case HCLK_SDIO0:
+       case SCLK_EMMC:
+       case SCLK_SDMMC:
+       case SCLK_SDIO0:
                new_rate = rockchip_mmc_set_clk(cru, gclk_rate, clk->id, rate);
                break;
        case SCLK_SPI0: