sh: sh7723 clkdev lookups.
[safe/jmp/linux-2.6] / arch / sh / kernel / cpu / sh4a / clock-sh7723.c
index 4d4c123..fc86c88 100644 (file)
@@ -21,6 +21,8 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/io.h>
+#include <linux/clk.h>
+#include <asm/clkdev.h>
 #include <asm/clock.h>
 #include <asm/hwblk.h>
 #include <cpu/sh7723.h>
@@ -171,11 +173,11 @@ static struct clk mstp_clks[] = {
        SH_HWBLK_CLK("sh0", -1, SH_CLK, HWBLK_SHYWAY, CLK_ENABLE_ON_INIT),
        SH_HWBLK_CLK("hudi0", -1, P_CLK, HWBLK_HUDI, 0),
        SH_HWBLK_CLK("ubc0", -1, I_CLK, HWBLK_UBC, 0),
-       SH_HWBLK_CLK("tmu0", -1, P_CLK, HWBLK_TMU0, 0),
-       SH_HWBLK_CLK("cmt0", -1, R_CLK, HWBLK_CMT, 0),
+       SH_HWBLK_CLK("tmu012_fck", -1, P_CLK, HWBLK_TMU0, 0),
+       SH_HWBLK_CLK("cmt_fck", -1, R_CLK, HWBLK_CMT, 0),
        SH_HWBLK_CLK("rwdt0", -1, R_CLK, HWBLK_RWDT, 0),
        SH_HWBLK_CLK("dmac1", -1, B_CLK, HWBLK_DMAC1, 0),
-       SH_HWBLK_CLK("tmu1", -1, P_CLK, HWBLK_TMU1, 0),
+       SH_HWBLK_CLK("tmu345_fck", -1, P_CLK, HWBLK_TMU1, 0),
        SH_HWBLK_CLK("flctl0", -1, P_CLK, HWBLK_FLCTL, 0),
        SH_HWBLK_CLK("sci_fck", 0, P_CLK, HWBLK_SCIF0, 0),
        SH_HWBLK_CLK("sci_fck", 1, P_CLK, HWBLK_SCIF1, 0),
@@ -211,6 +213,40 @@ static struct clk mstp_clks[] = {
        SH_HWBLK_CLK("lcdc0", -1, B_CLK, HWBLK_LCDC, 0),
 };
 
+static struct clk_lookup lookups[] = {
+       {
+               /* TMU0 */
+               .dev_id         = "sh_tmu.0",
+               .con_id         = "tmu_fck",
+               .clk            = &mstp_clks[11],       /* tmu012_fck */
+       }, {
+               /* TMU1 */
+               .dev_id         = "sh_tmu.1",
+               .con_id         = "tmu_fck",
+               .clk            = &mstp_clks[11],
+       }, {
+               /* TMU2 */
+               .dev_id         = "sh_tmu.2",
+               .con_id         = "tmu_fck",
+               .clk            = &mstp_clks[11],
+       }, {
+               /* TMU3 */
+               .dev_id         = "sh_tmu.3",
+               .con_id         = "tmu_fck",
+               .clk            = &mstp_clks[15],       /* tmu345_fck */
+       }, {
+               /* TMU4 */
+               .dev_id         = "sh_tmu.4",
+               .con_id         = "tmu_fck",
+               .clk            = &mstp_clks[15],
+       }, {
+               /* TMU5 */
+               .dev_id         = "sh_tmu.5",
+               .con_id         = "tmu_fck",
+               .clk            = &mstp_clks[15],
+       },
+};
+
 int __init arch_clk_init(void)
 {
        int k, ret = 0;
@@ -222,7 +258,9 @@ int __init arch_clk_init(void)
                pll_clk.parent = &extal_clk;
 
        for (k = 0; !ret && (k < ARRAY_SIZE(main_clks)); k++)
-               ret = clk_register(main_clks[k]);
+               ret |= clk_register(main_clks[k]);
+
+       clkdev_add_table(lookups, ARRAY_SIZE(lookups));
 
        if (!ret)
                ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table);