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authorMagnus Damm <damm@opensource.se>2010-05-10 14:01:02 +0000
committerPaul Mundt <lethal@linux-sh.org>2010-05-11 11:48:31 +0900
commitf3d51e13fea901729fef15bf1c32ca004d45476e (patch)
tree205a278e6e3d19ee7b57d39f30d4e50c2aaf6eaf /arch/sh
parent9b7a37853a8cd69829eb1d9715a6c09aae01eeec (diff)
downloadtalos-op-linux-f3d51e13fea901729fef15bf1c32ca004d45476e.tar.gz
talos-op-linux-f3d51e13fea901729fef15bf1c32ca004d45476e.zip
sh: hwblk index rework
Rework the sh7722/sh7723/sh7724 hwblk code to use the hwblk id as index in the mstp clock array. Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/include/asm/hwblk.h2
-rw-r--r--arch/sh/kernel/cpu/hwblk.c5
-rw-r--r--arch/sh/kernel/cpu/sh4a/clock-sh7722.c4
-rw-r--r--arch/sh/kernel/cpu/sh4a/clock-sh7723.c14
-rw-r--r--arch/sh/kernel/cpu/sh4a/clock-sh7724.c16
5 files changed, 23 insertions, 18 deletions
diff --git a/arch/sh/include/asm/hwblk.h b/arch/sh/include/asm/hwblk.h
index 5d3ccae4202b..4984d291ee0b 100644
--- a/arch/sh/include/asm/hwblk.h
+++ b/arch/sh/include/asm/hwblk.h
@@ -59,7 +59,7 @@ void hwblk_cnt_dec(struct hwblk_info *info, int hwblk, int cnt);
/* allow clocks to enable and disable hardware blocks */
#define SH_HWBLK_CLK(_name, _id, _parent, _hwblk, _flags) \
-{ \
+[_hwblk] = { \
.name = _name, \
.id = _id, \
.parent = _parent, \
diff --git a/arch/sh/kernel/cpu/hwblk.c b/arch/sh/kernel/cpu/hwblk.c
index 67a1e811cfe8..3e985aae5d91 100644
--- a/arch/sh/kernel/cpu/hwblk.c
+++ b/arch/sh/kernel/cpu/hwblk.c
@@ -146,6 +146,11 @@ int __init sh_hwblk_clk_register(struct clk *clks, int nr)
for (k = 0; !ret && (k < nr); k++) {
clkp = clks + k;
+
+ /* skip over clocks using hwblk 0 (HWBLK_UNKNOWN) */
+ if (!clkp->arch_flags)
+ continue;
+
clkp->ops = &sh_hwblk_clk_ops;
ret |= clk_register(clkp);
}
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c
index 107b200e78bd..e5b6f47ea8b0 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c
@@ -157,7 +157,7 @@ struct clk div6_clks[] = {
#define B_CLK &div4_clks[DIV4_B]
#define U_CLK &div4_clks[DIV4_U]
-static struct clk mstp_clks[] = {
+static struct clk mstp_clks[HWBLK_NR] = {
SH_HWBLK_CLK("uram0", -1, U_CLK, HWBLK_URAM, CLK_ENABLE_ON_INIT),
SH_HWBLK_CLK("xymem0", -1, B_CLK, HWBLK_XYMEM, CLK_ENABLE_ON_INIT),
SH_HWBLK_CLK("tmu_fck", -1, P_CLK, HWBLK_TMU, 0),
@@ -213,7 +213,7 @@ int __init arch_clk_init(void)
ret = sh_clk_div6_register(div6_clks, ARRAY_SIZE(div6_clks));
if (!ret)
- ret = sh_hwblk_clk_register(mstp_clks, ARRAY_SIZE(mstp_clks));
+ ret = sh_hwblk_clk_register(mstp_clks, HWBLK_NR);
return ret;
}
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c
index fc86c88223f4..390bdb5cabc5 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c
@@ -218,32 +218,32 @@ static struct clk_lookup lookups[] = {
/* TMU0 */
.dev_id = "sh_tmu.0",
.con_id = "tmu_fck",
- .clk = &mstp_clks[11], /* tmu012_fck */
+ .clk = &mstp_clks[HWBLK_TMU0],
}, {
/* TMU1 */
.dev_id = "sh_tmu.1",
.con_id = "tmu_fck",
- .clk = &mstp_clks[11],
+ .clk = &mstp_clks[HWBLK_TMU0],
}, {
/* TMU2 */
.dev_id = "sh_tmu.2",
.con_id = "tmu_fck",
- .clk = &mstp_clks[11],
+ .clk = &mstp_clks[HWBLK_TMU0],
}, {
/* TMU3 */
.dev_id = "sh_tmu.3",
.con_id = "tmu_fck",
- .clk = &mstp_clks[15], /* tmu345_fck */
+ .clk = &mstp_clks[HWBLK_TMU1],
}, {
/* TMU4 */
.dev_id = "sh_tmu.4",
.con_id = "tmu_fck",
- .clk = &mstp_clks[15],
+ .clk = &mstp_clks[HWBLK_TMU1],
}, {
/* TMU5 */
.dev_id = "sh_tmu.5",
.con_id = "tmu_fck",
- .clk = &mstp_clks[15],
+ .clk = &mstp_clks[HWBLK_TMU1],
},
};
@@ -277,7 +277,7 @@ int __init arch_clk_init(void)
ret = sh_clk_div6_register(div6_clks, ARRAY_SIZE(div6_clks));
if (!ret)
- ret = sh_hwblk_clk_register(mstp_clks, ARRAY_SIZE(mstp_clks));
+ ret = sh_hwblk_clk_register(mstp_clks, HWBLK_NR);
return ret;
}
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
index f1583a23b3a5..c5d4891d38a4 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
@@ -178,7 +178,7 @@ struct clk div6_clks[] = {
#define I_CLK (&div4_clks[DIV4_I])
#define SH_CLK (&div4_clks[DIV4_SH])
-static struct clk mstp_clks[] = {
+static struct clk mstp_clks[HWBLK_NR] = {
SH_HWBLK_CLK("tlb0", -1, I_CLK, HWBLK_TLB, CLK_ENABLE_ON_INIT),
SH_HWBLK_CLK("ic0", -1, I_CLK, HWBLK_IC, CLK_ENABLE_ON_INIT),
SH_HWBLK_CLK("oc0", -1, I_CLK, HWBLK_OC, CLK_ENABLE_ON_INIT),
@@ -240,32 +240,32 @@ static struct clk_lookup lookups[] = {
/* TMU0 */
.dev_id = "sh_tmu.0",
.con_id = "tmu_fck",
- .clk = &mstp_clks[12], /* tmu012_fck */
+ .clk = &mstp_clks[HWBLK_TMU0],
}, {
/* TMU1 */
.dev_id = "sh_tmu.1",
.con_id = "tmu_fck",
- .clk = &mstp_clks[12],
+ .clk = &mstp_clks[HWBLK_TMU0],
}, {
/* TMU2 */
.dev_id = "sh_tmu.2",
.con_id = "tmu_fck",
- .clk = &mstp_clks[12],
+ .clk = &mstp_clks[HWBLK_TMU0],
}, {
/* TMU3 */
.dev_id = "sh_tmu.3",
.con_id = "tmu_fck",
- .clk = &mstp_clks[16], /* tmu345_fck */
+ .clk = &mstp_clks[HWBLK_TMU1],
}, {
/* TMU4 */
.dev_id = "sh_tmu.4",
.con_id = "tmu_fck",
- .clk = &mstp_clks[16],
+ .clk = &mstp_clks[HWBLK_TMU1],
}, {
/* TMU5 */
.dev_id = "sh_tmu.5",
.con_id = "tmu_fck",
- .clk = &mstp_clks[16],
+ .clk = &mstp_clks[HWBLK_TMU1],
},
};
@@ -291,7 +291,7 @@ int __init arch_clk_init(void)
ret = sh_clk_div6_register(div6_clks, ARRAY_SIZE(div6_clks));
if (!ret)
- ret = sh_hwblk_clk_register(mstp_clks, ARRAY_SIZE(mstp_clks));
+ ret = sh_hwblk_clk_register(mstp_clks, HWBLK_NR);
return ret;
}
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