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-rw-r--r--arch/arm/mach-shmobile/clock-sh73a0.c160
1 files changed, 136 insertions, 24 deletions
diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c
index 61a846bb30f..afbead6a6e1 100644
--- a/arch/arm/mach-shmobile/clock-sh73a0.c
+++ b/arch/arm/mach-shmobile/clock-sh73a0.c
@@ -92,6 +92,24 @@ static struct clk_ops div2_clk_ops = {
.recalc = div2_recalc,
};
+static unsigned long div7_recalc(struct clk *clk)
+{
+ return clk->parent->rate / 7;
+}
+
+static struct clk_ops div7_clk_ops = {
+ .recalc = div7_recalc,
+};
+
+static unsigned long div13_recalc(struct clk *clk)
+{
+ return clk->parent->rate / 13;
+}
+
+static struct clk_ops div13_clk_ops = {
+ .recalc = div13_recalc,
+};
+
/* Divide extal1 by two */
static struct clk extal1_div2_clk = {
.ops = &div2_clk_ops,
@@ -113,6 +131,12 @@ static struct clk main_clk = {
.ops = &main_clk_ops,
};
+/* Divide Main clock by two */
+static struct clk main_div2_clk = {
+ .ops = &div2_clk_ops,
+ .parent = &main_clk,
+};
+
/* PLL0, PLL1, PLL2, PLL3 */
static unsigned long pll_recalc(struct clk *clk)
{
@@ -168,12 +192,29 @@ static struct clk pll3_clk = {
.enable_bit = 3,
};
-/* Divide PLL1 by two */
+/* Divide PLL */
static struct clk pll1_div2_clk = {
.ops = &div2_clk_ops,
.parent = &pll1_clk,
};
+static struct clk pll1_div7_clk = {
+ .ops = &div7_clk_ops,
+ .parent = &pll1_clk,
+};
+
+static struct clk pll1_div13_clk = {
+ .ops = &div13_clk_ops,
+ .parent = &pll1_clk,
+};
+
+/* External input clock */
+struct clk sh73a0_extcki_clk = {
+};
+
+struct clk sh73a0_extalr_clk = {
+};
+
static struct clk *main_clks[] = {
&r_clk,
&sh73a0_extal1_clk,
@@ -181,11 +222,16 @@ static struct clk *main_clks[] = {
&extal1_div2_clk,
&extal2_div2_clk,
&main_clk,
+ &main_div2_clk,
&pll0_clk,
&pll1_clk,
&pll2_clk,
&pll3_clk,
&pll1_div2_clk,
+ &pll1_div7_clk,
+ &pll1_div13_clk,
+ &sh73a0_extcki_clk,
+ &sh73a0_extalr_clk,
};
static void div4_kick(struct clk *clk)
@@ -239,27 +285,84 @@ enum { DIV6_VCK1, DIV6_VCK2, DIV6_VCK3, DIV6_ZB1,
DIV6_DSIT, DIV6_DSI0P, DIV6_DSI1P,
DIV6_NR };
+static struct clk *vck_parent[8] = {
+ [0] = &pll1_div2_clk,
+ [1] = &pll2_clk,
+ [2] = &sh73a0_extcki_clk,
+ [3] = &sh73a0_extal2_clk,
+ [4] = &main_div2_clk,
+ [5] = &sh73a0_extalr_clk,
+ [6] = &main_clk,
+};
+
+static struct clk *pll_parent[4] = {
+ [0] = &pll1_div2_clk,
+ [1] = &pll2_clk,
+ [2] = &pll1_div13_clk,
+};
+
+static struct clk *hsi_parent[4] = {
+ [0] = &pll1_div2_clk,
+ [1] = &pll2_clk,
+ [2] = &pll1_div7_clk,
+};
+
+static struct clk *pll_extal2_parent[] = {
+ [0] = &pll1_div2_clk,
+ [1] = &pll2_clk,
+ [2] = &sh73a0_extal2_clk,
+ [3] = &sh73a0_extal2_clk,
+};
+
+static struct clk *dsi_parent[8] = {
+ [0] = &pll1_div2_clk,
+ [1] = &pll2_clk,
+ [2] = &main_clk,
+ [3] = &sh73a0_extal2_clk,
+ [4] = &sh73a0_extcki_clk,
+};
+
static struct clk div6_clks[DIV6_NR] = {
- [DIV6_VCK1] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR1, 0),
- [DIV6_VCK2] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR2, 0),
- [DIV6_VCK3] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR3, 0),
- [DIV6_ZB1] = SH_CLK_DIV6(&pll1_div2_clk, ZBCKCR, 0),
- [DIV6_FLCTL] = SH_CLK_DIV6(&pll1_div2_clk, FLCKCR, 0),
- [DIV6_SDHI0] = SH_CLK_DIV6(&pll1_div2_clk, SD0CKCR, 0),
- [DIV6_SDHI1] = SH_CLK_DIV6(&pll1_div2_clk, SD1CKCR, 0),
- [DIV6_SDHI2] = SH_CLK_DIV6(&pll1_div2_clk, SD2CKCR, 0),
- [DIV6_FSIA] = SH_CLK_DIV6(&pll1_div2_clk, FSIACKCR, 0),
- [DIV6_FSIB] = SH_CLK_DIV6(&pll1_div2_clk, FSIBCKCR, 0),
- [DIV6_SUB] = SH_CLK_DIV6(&sh73a0_extal2_clk, SUBCKCR, 0),
- [DIV6_SPUA] = SH_CLK_DIV6(&pll1_div2_clk, SPUACKCR, 0),
- [DIV6_SPUV] = SH_CLK_DIV6(&pll1_div2_clk, SPUVCKCR, 0),
- [DIV6_MSU] = SH_CLK_DIV6(&pll1_div2_clk, MSUCKCR, 0),
- [DIV6_HSI] = SH_CLK_DIV6(&pll1_div2_clk, HSICKCR, 0),
- [DIV6_MFG1] = SH_CLK_DIV6(&pll1_div2_clk, MFCK1CR, 0),
- [DIV6_MFG2] = SH_CLK_DIV6(&pll1_div2_clk, MFCK2CR, 0),
- [DIV6_DSIT] = SH_CLK_DIV6(&pll1_div2_clk, DSITCKCR, 0),
- [DIV6_DSI0P] = SH_CLK_DIV6(&pll1_div2_clk, DSI0PCKCR, 0),
- [DIV6_DSI1P] = SH_CLK_DIV6(&pll1_div2_clk, DSI1PCKCR, 0),
+ [DIV6_VCK1] = SH_CLK_DIV6_EXT(VCLKCR1, 0,
+ vck_parent, ARRAY_SIZE(vck_parent), 12, 3),
+ [DIV6_VCK2] = SH_CLK_DIV6_EXT(VCLKCR2, 0,
+ vck_parent, ARRAY_SIZE(vck_parent), 12, 3),
+ [DIV6_VCK3] = SH_CLK_DIV6_EXT(VCLKCR3, 0,
+ vck_parent, ARRAY_SIZE(vck_parent), 12, 3),
+ [DIV6_ZB1] = SH_CLK_DIV6_EXT(ZBCKCR, CLK_ENABLE_ON_INIT,
+ pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+ [DIV6_FLCTL] = SH_CLK_DIV6_EXT(FLCKCR, 0,
+ pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+ [DIV6_SDHI0] = SH_CLK_DIV6_EXT(SD0CKCR, 0,
+ pll_parent, ARRAY_SIZE(pll_parent), 6, 2),
+ [DIV6_SDHI1] = SH_CLK_DIV6_EXT(SD1CKCR, 0,
+ pll_parent, ARRAY_SIZE(pll_parent), 6, 2),
+ [DIV6_SDHI2] = SH_CLK_DIV6_EXT(SD2CKCR, 0,
+ pll_parent, ARRAY_SIZE(pll_parent), 6, 2),
+ [DIV6_FSIA] = SH_CLK_DIV6_EXT(FSIACKCR, 0,
+ pll_parent, ARRAY_SIZE(pll_parent), 6, 1),
+ [DIV6_FSIB] = SH_CLK_DIV6_EXT(FSIBCKCR, 0,
+ pll_parent, ARRAY_SIZE(pll_parent), 6, 1),
+ [DIV6_SUB] = SH_CLK_DIV6_EXT(SUBCKCR, 0,
+ pll_extal2_parent, ARRAY_SIZE(pll_extal2_parent), 6, 2),
+ [DIV6_SPUA] = SH_CLK_DIV6_EXT(SPUACKCR, 0,
+ pll_extal2_parent, ARRAY_SIZE(pll_extal2_parent), 6, 2),
+ [DIV6_SPUV] = SH_CLK_DIV6_EXT(SPUVCKCR, 0,
+ pll_extal2_parent, ARRAY_SIZE(pll_extal2_parent), 6, 2),
+ [DIV6_MSU] = SH_CLK_DIV6_EXT(MSUCKCR, 0,
+ pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+ [DIV6_HSI] = SH_CLK_DIV6_EXT(HSICKCR, 0,
+ hsi_parent, ARRAY_SIZE(hsi_parent), 6, 2),
+ [DIV6_MFG1] = SH_CLK_DIV6_EXT(MFCK1CR, 0,
+ pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+ [DIV6_MFG2] = SH_CLK_DIV6_EXT(MFCK2CR, 0,
+ pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+ [DIV6_DSIT] = SH_CLK_DIV6_EXT(DSITCKCR, 0,
+ pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+ [DIV6_DSI0P] = SH_CLK_DIV6_EXT(DSI0PCKCR, 0,
+ dsi_parent, ARRAY_SIZE(dsi_parent), 12, 3),
+ [DIV6_DSI1P] = SH_CLK_DIV6_EXT(DSI1PCKCR, 0,
+ dsi_parent, ARRAY_SIZE(dsi_parent), 12, 3),
};
enum { MSTP001,
@@ -268,6 +371,7 @@ enum { MSTP001,
MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200,
MSTP331, MSTP329, MSTP325, MSTP323, MSTP318,
MSTP314, MSTP313, MSTP312, MSTP311,
+ MSTP303, MSTP302, MSTP301, MSTP300,
MSTP411, MSTP410, MSTP403,
MSTP_NR };
@@ -301,6 +405,10 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP313] = MSTP(&div6_clks[DIV6_SDHI1], SMSTPCR3, 13, 0), /* SDHI1 */
[MSTP312] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 12, 0), /* MMCIF0 */
[MSTP311] = MSTP(&div6_clks[DIV6_SDHI2], SMSTPCR3, 11, 0), /* SDHI2 */
+ [MSTP303] = MSTP(&main_div2_clk, SMSTPCR3, 3, 0), /* TPU1 */
+ [MSTP302] = MSTP(&main_div2_clk, SMSTPCR3, 2, 0), /* TPU2 */
+ [MSTP301] = MSTP(&main_div2_clk, SMSTPCR3, 1, 0), /* TPU3 */
+ [MSTP300] = MSTP(&main_div2_clk, SMSTPCR3, 0, 0), /* TPU4 */
[MSTP411] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 11, 0), /* IIC3 */
[MSTP410] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 10, 0), /* IIC4 */
[MSTP403] = MSTP(&r_clk, SMSTPCR4, 3, 0), /* KEYSC */
@@ -319,8 +427,8 @@ static struct clk_lookup lookups[] = {
CLKDEV_CON_ID("sdhi2_clk", &div6_clks[DIV6_SDHI2]),
CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSIT]),
CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]),
- CLKDEV_ICK_ID("dsi0p_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]),
- CLKDEV_ICK_ID("dsi1p_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]),
+ CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]),
+ CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]),
/* MSTP32 clocks */
CLKDEV_DEV_ID("i2c-sh_mobile.2", &mstp_clks[MSTP001]), /* I2C2 */
@@ -350,6 +458,10 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP313]), /* SDHI1 */
CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP312]), /* MMCIF0 */
CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP311]), /* SDHI2 */
+ CLKDEV_DEV_ID("leds-renesas-tpu.12", &mstp_clks[MSTP303]), /* TPU1 */
+ CLKDEV_DEV_ID("leds-renesas-tpu.21", &mstp_clks[MSTP302]), /* TPU2 */
+ CLKDEV_DEV_ID("leds-renesas-tpu.30", &mstp_clks[MSTP301]), /* TPU3 */
+ CLKDEV_DEV_ID("leds-renesas-tpu.41", &mstp_clks[MSTP300]), /* TPU4 */
CLKDEV_DEV_ID("i2c-sh_mobile.3", &mstp_clks[MSTP411]), /* I2C3 */
CLKDEV_DEV_ID("i2c-sh_mobile.4", &mstp_clks[MSTP410]), /* I2C4 */
CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[MSTP403]), /* KEYSC */
@@ -387,7 +499,7 @@ void __init sh73a0_clock_init(void)
ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table);
if (!ret)
- ret = sh_clk_div6_register(div6_clks, DIV6_NR);
+ ret = sh_clk_div6_reparent_register(div6_clks, DIV6_NR);
if (!ret)
ret = sh_clk_mstp32_register(mstp_clks, MSTP_NR);