diff options
Diffstat (limited to 'drivers/clk/renesas')
| -rw-r--r-- | drivers/clk/renesas/clk-mstp.c | 2 | ||||
| -rw-r--r-- | drivers/clk/renesas/clk-rz.c | 24 | ||||
| -rw-r--r-- | drivers/clk/renesas/r8a7795-cpg-mssr.c | 4 | ||||
| -rw-r--r-- | drivers/clk/renesas/r8a7796-cpg-mssr.c | 31 |
4 files changed, 58 insertions, 3 deletions
diff --git a/drivers/clk/renesas/clk-mstp.c b/drivers/clk/renesas/clk-mstp.c index 5093a250650d..9375777776d9 100644 --- a/drivers/clk/renesas/clk-mstp.c +++ b/drivers/clk/renesas/clk-mstp.c @@ -167,7 +167,7 @@ static void __init cpg_mstp_clocks_init(struct device_node *np) unsigned int i; group = kzalloc(sizeof(*group), GFP_KERNEL); - clks = kmalloc(MSTP_MAX_CLOCKS * sizeof(*clks), GFP_KERNEL); + clks = kmalloc_array(MSTP_MAX_CLOCKS, sizeof(*clks), GFP_KERNEL); if (group == NULL || clks == NULL) { kfree(group); kfree(clks); diff --git a/drivers/clk/renesas/clk-rz.c b/drivers/clk/renesas/clk-rz.c index f6312c62f16b..5adb934326d1 100644 --- a/drivers/clk/renesas/clk-rz.c +++ b/drivers/clk/renesas/clk-rz.c @@ -25,10 +25,31 @@ struct rz_cpg { #define CPG_FRQCR 0x10 #define CPG_FRQCR2 0x14 +#define PPR0 0xFCFE3200 +#define PIBC0 0xFCFE7000 + +#define MD_CLK(x) ((x >> 2) & 1) /* P0_2 */ + /* ----------------------------------------------------------------------------- * Initialization */ +static u16 __init rz_cpg_read_mode_pins(void) +{ + void __iomem *ppr0, *pibc0; + u16 modes; + + ppr0 = ioremap_nocache(PPR0, 2); + pibc0 = ioremap_nocache(PIBC0, 2); + BUG_ON(!ppr0 || !pibc0); + iowrite16(4, pibc0); /* enable input buffer */ + modes = ioread16(ppr0); + iounmap(ppr0); + iounmap(pibc0); + + return modes; +} + static struct clk * __init rz_cpg_register_clock(struct device_node *np, struct rz_cpg *cpg, const char *name) { @@ -37,8 +58,7 @@ rz_cpg_register_clock(struct device_node *np, struct rz_cpg *cpg, const char *na static const unsigned frqcr_tab[4] = { 3, 2, 0, 1 }; if (strcmp(name, "pll") == 0) { - /* FIXME: cpg_mode should be read from GPIO. But no GPIO support yet */ - unsigned cpg_mode = 0; /* hardcoded to EXTAL for now */ + unsigned int cpg_mode = MD_CLK(rz_cpg_read_mode_pins()); const char *parent_name = of_clk_get_parent_name(np, cpg_mode); mult = cpg_mode ? (32 / 4) : 30; diff --git a/drivers/clk/renesas/r8a7795-cpg-mssr.c b/drivers/clk/renesas/r8a7795-cpg-mssr.c index e38bf60c0ff4..f255e451e8ca 100644 --- a/drivers/clk/renesas/r8a7795-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7795-cpg-mssr.c @@ -123,6 +123,10 @@ static const struct mssr_mod_clk r8a7795_mod_clks[] __initconst = { DEF_MOD("sys-dmac2", 217, R8A7795_CLK_S3D1), DEF_MOD("sys-dmac1", 218, R8A7795_CLK_S3D1), DEF_MOD("sys-dmac0", 219, R8A7795_CLK_S3D1), + DEF_MOD("cmt3", 300, R8A7795_CLK_R), + DEF_MOD("cmt2", 301, R8A7795_CLK_R), + DEF_MOD("cmt1", 302, R8A7795_CLK_R), + DEF_MOD("cmt0", 303, R8A7795_CLK_R), DEF_MOD("scif2", 310, R8A7795_CLK_S3D4), DEF_MOD("sdif3", 311, R8A7795_CLK_SD3), DEF_MOD("sdif2", 312, R8A7795_CLK_SD2), diff --git a/drivers/clk/renesas/r8a7796-cpg-mssr.c b/drivers/clk/renesas/r8a7796-cpg-mssr.c index c84b549c14d2..eb347ed265f2 100644 --- a/drivers/clk/renesas/r8a7796-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7796-cpg-mssr.c @@ -45,6 +45,7 @@ enum clk_ids { CLK_S3, CLK_SDSRC, CLK_SSPSRC, + CLK_RINT, /* Module Clocks */ MOD_CLK_BASE @@ -69,6 +70,7 @@ static const struct cpg_core_clk r8a7796_core_clks[] __initconst = { DEF_FIXED(".s1", CLK_S1, CLK_PLL1_DIV2, 3, 1), DEF_FIXED(".s2", CLK_S2, CLK_PLL1_DIV2, 4, 1), DEF_FIXED(".s3", CLK_S3, CLK_PLL1_DIV2, 6, 1), + DEF_FIXED(".sdsrc", CLK_SDSRC, CLK_PLL1_DIV2, 2, 1), /* Core Clock Outputs */ DEF_FIXED("ztr", R8A7796_CLK_ZTR, CLK_PLL1_DIV2, 6, 1), @@ -92,13 +94,42 @@ static const struct cpg_core_clk r8a7796_core_clks[] __initconst = { DEF_FIXED("s3d2", R8A7796_CLK_S3D2, CLK_S3, 2, 1), DEF_FIXED("s3d4", R8A7796_CLK_S3D4, CLK_S3, 4, 1), + DEF_GEN3_SD("sd0", R8A7796_CLK_SD0, CLK_SDSRC, 0x0074), + DEF_GEN3_SD("sd1", R8A7796_CLK_SD1, CLK_SDSRC, 0x0078), + DEF_GEN3_SD("sd2", R8A7796_CLK_SD2, CLK_SDSRC, 0x0268), + DEF_GEN3_SD("sd3", R8A7796_CLK_SD3, CLK_SDSRC, 0x026c), + DEF_FIXED("cl", R8A7796_CLK_CL, CLK_PLL1_DIV2, 48, 1), DEF_FIXED("cp", R8A7796_CLK_CP, CLK_EXTAL, 2, 1), + + DEF_DIV6_RO("osc", R8A7796_CLK_OSC, CLK_EXTAL, CPG_RCKCR, 8), + DEF_DIV6_RO("r_int", CLK_RINT, CLK_EXTAL, CPG_RCKCR, 32), + + DEF_BASE("r", R8A7796_CLK_R, CLK_TYPE_GEN3_R, CLK_RINT), }; static const struct mssr_mod_clk r8a7796_mod_clks[] __initconst = { + DEF_MOD("cmt3", 300, R8A7796_CLK_R), + DEF_MOD("cmt2", 301, R8A7796_CLK_R), + DEF_MOD("cmt1", 302, R8A7796_CLK_R), + DEF_MOD("cmt0", 303, R8A7796_CLK_R), DEF_MOD("scif2", 310, R8A7796_CLK_S3D4), + DEF_MOD("sdif3", 311, R8A7796_CLK_SD3), + DEF_MOD("sdif2", 312, R8A7796_CLK_SD2), + DEF_MOD("sdif1", 313, R8A7796_CLK_SD1), + DEF_MOD("sdif0", 314, R8A7796_CLK_SD0), + DEF_MOD("rwdt0", 402, R8A7796_CLK_R), DEF_MOD("intc-ap", 408, R8A7796_CLK_S3D1), + DEF_MOD("thermal", 522, R8A7796_CLK_CP), + DEF_MOD("etheravb", 812, R8A7796_CLK_S0D6), + DEF_MOD("gpio7", 905, R8A7796_CLK_S3D4), + DEF_MOD("gpio6", 906, R8A7796_CLK_S3D4), + DEF_MOD("gpio5", 907, R8A7796_CLK_S3D4), + DEF_MOD("gpio4", 908, R8A7796_CLK_S3D4), + DEF_MOD("gpio3", 909, R8A7796_CLK_S3D4), + DEF_MOD("gpio2", 910, R8A7796_CLK_S3D4), + DEF_MOD("gpio1", 911, R8A7796_CLK_S3D4), + DEF_MOD("gpio0", 912, R8A7796_CLK_S3D4), }; static const unsigned int r8a7796_crit_mod_clks[] __initconst = { |
