Revert "odroid: set MPLL clock to 880MHz"

This reverts commit b09200639d4c052e2bdf0df6fe843b7a8bcf01cc.

diff --git a/board/samsung/odroid/odroid.c b/board/samsung/odroid/odroid.c
index fd5d2d2ca9f7ce35c6f47b22cb8e5d5ddd0bad2f..ac19527a90ecdc56a0e87f38c4d1922b2ece803f 100644 (file)
--- a/board/samsung/odroid/odroid.c
+++ b/board/samsung/odroid/odroid.c
@@ -195,8 +195,8 @@ static void board_clock_init(void)
        while (readl(&clk->mux_stat_dmc) & MUX_STAT_DMC_CHANGING)
                continue;
 
        while (readl(&clk->mux_stat_dmc) & MUX_STAT_DMC_CHANGING)
                continue;
 

-       /* Set MPLL to 880MHz */
-       set = SDIV(0) | PDIV(3) | MDIV(110) | FSEL(0) | PLL_ENABLE(1);
+       /* Set MPLL to 800MHz */
+       set = SDIV(0) | PDIV(3) | MDIV(100) | FSEL(0) | PLL_ENABLE(1);

 
        clrsetbits_le32(&clk->mpll_con0, clr_pll_con0, set);
 
 
        clrsetbits_le32(&clk->mpll_con0, clr_pll_con0, set);
 


@@ -220,15 +220,15 @@ static void board_clock_init(void)
              DMC_RATIO(7) | DMCD_RATIO(7) | DMCP_RATIO(7);
        /*
         * For:
              DMC_RATIO(7) | DMCD_RATIO(7) | DMCP_RATIO(7);
        /*
         * For:

-        * MOUTdmc = 880 MHz
-        * MOUTdphy = 880 MHz
+        * MOUTdmc = 800 MHz
+        * MOUTdphy = 800 MHz

         *
         *

-        * aclk_acp = MOUTdmc / (ratio + 1) = 220 (3)
-        * pclk_acp = aclk_acp / (ratio + 1) = 110 (1)
-        * sclk_dphy = MOUTdphy / (ratio + 1) = 440 (1)
-        * sclk_dmc = MOUTdmc / (ratio + 1) = 440 (1)
-        * aclk_dmcd = sclk_dmc / (ratio + 1) = 220 (1)
-        * aclk_dmcp = aclk_dmcd / (ratio + 1) = 110 (1)
+        * aclk_acp = MOUTdmc / (ratio + 1) = 200 (3)
+        * pclk_acp = aclk_acp / (ratio + 1) = 100 (1)
+        * sclk_dphy = MOUTdphy / (ratio + 1) = 400 (1)
+        * sclk_dmc = MOUTdmc / (ratio + 1) = 400 (1)
+        * aclk_dmcd = sclk_dmc / (ratio + 1) = 200 (1)
+        * aclk_dmcp = aclk_dmcd / (ratio + 1) = 100 (1)

         */
        set = ACP_RATIO(3) | ACP_PCLK_RATIO(1) | DPHY_RATIO(1) |
              DMC_RATIO(1) | DMCD_RATIO(1) | DMCP_RATIO(1);
         */
        set = ACP_RATIO(3) | ACP_PCLK_RATIO(1) | DPHY_RATIO(1) |
              DMC_RATIO(1) | DMCD_RATIO(1) | DMCP_RATIO(1);


@@ -244,13 +244,13 @@ static void board_clock_init(void)
              C2C_ACLK_RATIO(7) | DVSEM_RATIO(127) | DPM_RATIO(127);
        /*
         * For:
              C2C_ACLK_RATIO(7) | DVSEM_RATIO(127) | DPM_RATIO(127);
        /*
         * For:

-        * MOUTg2d = 880 MHz
-        * MOUTc2c = 880 Mhz
+        * MOUTg2d = 800 MHz
+        * MOUTc2c = 800 Mhz

         * MOUTpwi = 108 MHz
         *
         * MOUTpwi = 108 MHz
         *

-        * sclk_g2d_acp = MOUTg2d / (ratio + 1) = 440 (1)
-        * sclk_c2c = MOUTc2c / (ratio + 1) = 440 (1)
-        * aclk_c2c = sclk_c2c / (ratio + 1) = 220 (1)
+        * sclk_g2d_acp = MOUTg2d / (ratio + 1) = 400 (1)
+        * sclk_c2c = MOUTc2c / (ratio + 1) = 400 (1)
+        * aclk_c2c = sclk_c2c / (ratio + 1) = 200 (1)

         * sclk_pwi = MOUTpwi / (ratio + 1) = 18 (5)
         */
        set = G2D_ACP_RATIO(1) | C2C_RATIO(1) | PWI_RATIO(5) |
         * sclk_pwi = MOUTpwi / (ratio + 1) = 18 (5)
         */
        set = G2D_ACP_RATIO(1) | C2C_RATIO(1) | PWI_RATIO(5) |


@@ -282,9 +282,9 @@ static void board_clock_init(void)
        clr = UART0_RATIO(15) | UART1_RATIO(15) | UART2_RATIO(15) |
              UART3_RATIO(15) | UART4_RATIO(15);
        /*
        clr = UART0_RATIO(15) | UART1_RATIO(15) | UART2_RATIO(15) |
              UART3_RATIO(15) | UART4_RATIO(15);
        /*

-        * For MOUTuart0-4: 880MHz
+        * For MOUTuart0-4: 800MHz

         *
         *

-        * SCLK_UARTx = MOUTuartX / (ratio + 1) = 110 (7)
+        * SCLK_UARTx = MOUTuartX / (ratio + 1) = 100 (7)

        */
        set = UART0_RATIO(7) | UART1_RATIO(7) | UART2_RATIO(7) |
              UART3_RATIO(7) | UART4_RATIO(7);
        */
        set = UART0_RATIO(7) | UART1_RATIO(7) | UART2_RATIO(7) |
              UART3_RATIO(7) | UART4_RATIO(7);


@@ -298,12 +298,12 @@ static void board_clock_init(void)
        clr = MMC0_RATIO(15) | MMC0_PRE_RATIO(255) | MMC1_RATIO(15) |
              MMC1_PRE_RATIO(255);
        /*
        clr = MMC0_RATIO(15) | MMC0_PRE_RATIO(255) | MMC1_RATIO(15) |
              MMC1_PRE_RATIO(255);
        /*

-        * For MOUTmmc0-3 = 880 MHz (MPLL)
+        * For MOUTmmc0-3 = 800 MHz (MPLL)

         *
         *

-        * DOUTmmc1 = MOUTmmc1 / (ratio + 1) = 110 (7)
-        * sclk_mmc1 = DOUTmmc1 / (ratio + 1) = 60 (1)
-        * DOUTmmc0 = MOUTmmc0 / (ratio + 1) = 110 (7)
-        * sclk_mmc0 = DOUTmmc0 / (ratio + 1) = 60 (1)
+        * DOUTmmc1 = MOUTmmc1 / (ratio + 1) = 100 (7)
+        * sclk_mmc1 = DOUTmmc1 / (ratio + 1) = 50 (1)
+        * DOUTmmc0 = MOUTmmc0 / (ratio + 1) = 100 (7)
+        * sclk_mmc0 = DOUTmmc0 / (ratio + 1) = 50 (1)

        */
        set = MMC0_RATIO(7) | MMC0_PRE_RATIO(1) | MMC1_RATIO(7) |
              MMC1_PRE_RATIO(1);
        */
        set = MMC0_RATIO(7) | MMC0_PRE_RATIO(1) | MMC1_RATIO(7) |
              MMC1_PRE_RATIO(1);


@@ -318,12 +318,12 @@ static void board_clock_init(void)
        clr = MMC2_RATIO(15) | MMC2_PRE_RATIO(255) | MMC3_RATIO(15) |
              MMC3_PRE_RATIO(255);
        /*
        clr = MMC2_RATIO(15) | MMC2_PRE_RATIO(255) | MMC3_RATIO(15) |
              MMC3_PRE_RATIO(255);
        /*

-        * For MOUTmmc0-3 = 880 MHz (MPLL)
+        * For MOUTmmc0-3 = 800 MHz (MPLL)

         *
         *

-        * DOUTmmc3 = MOUTmmc3 / (ratio + 1) = 110 (7)
-        * sclk_mmc3 = DOUTmmc3 / (ratio + 1) = 60 (1)
-        * DOUTmmc2 = MOUTmmc2 / (ratio + 1) = 110 (7)
-        * sclk_mmc2 = DOUTmmc2 / (ratio + 1) = 60 (1)
+        * DOUTmmc3 = MOUTmmc3 / (ratio + 1) = 100 (7)
+        * sclk_mmc3 = DOUTmmc3 / (ratio + 1) = 50 (1)
+        * DOUTmmc2 = MOUTmmc2 / (ratio + 1) = 100 (7)
+        * sclk_mmc2 = DOUTmmc2 / (ratio + 1) = 50 (1)

        */
        set = MMC2_RATIO(7) | MMC2_PRE_RATIO(1) | MMC3_RATIO(7) |
              MMC3_PRE_RATIO(1);
        */
        set = MMC2_RATIO(7) | MMC2_PRE_RATIO(1) | MMC3_RATIO(7) |
              MMC3_PRE_RATIO(1);


@@ -337,10 +337,10 @@ static void board_clock_init(void)
        /* CLK_DIV_FSYS3 */
        clr = MMC4_RATIO(15) | MMC4_PRE_RATIO(255);
        /*
        /* CLK_DIV_FSYS3 */
        clr = MMC4_RATIO(15) | MMC4_PRE_RATIO(255);
        /*

-        * For MOUTmmc4 = 880 MHz (MPLL)
+        * For MOUTmmc4 = 800 MHz (MPLL)

         *
         *

-        * DOUTmmc4 = MOUTmmc4 / (ratio + 1) = 110 (7)
-        * sclk_mmc4 = DOUTmmc4 / (ratio + 1) = 110 (0)
+        * DOUTmmc4 = MOUTmmc4 / (ratio + 1) = 100 (7)
+        * sclk_mmc4 = DOUTmmc4 / (ratio + 1) = 100 (0)

        */
        set = MMC4_RATIO(7) | MMC4_PRE_RATIO(0);
 
        */
        set = MMC4_RATIO(7) | MMC4_PRE_RATIO(0);