diff options
Diffstat (limited to 'drivers')
| -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 | 6 |
3 files changed, 32 insertions, 2 deletions
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 891b353e8105..eb347ed265f2 100644 --- a/drivers/clk/renesas/r8a7796-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7796-cpg-mssr.c @@ -109,6 +109,10 @@ static const struct cpg_core_clk r8a7796_core_clks[] __initconst = { }; 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), @@ -116,6 +120,8 @@ static const struct mssr_mod_clk r8a7796_mod_clks[] __initconst = { 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), |