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authorOlof Johansson <olof@lixom.net>2014-05-05 14:14:24 -0700
committerOlof Johansson <olof@lixom.net>2014-05-05 14:14:24 -0700
commite80c9c2c2dfb45ce872aaec153ca01b40a08415e (patch)
tree9743d0dbf85cb7a0abc990d70418a9e6db57c350
parentf1e9637f4b49690a6c5793f1745f743506b1bfd1 (diff)
parent932616eed0308cbebbb20a079e4bed3674bf1117 (diff)
downloadop-kernel-dev-e80c9c2c2dfb45ce872aaec153ca01b40a08415e.zip
op-kernel-dev-e80c9c2c2dfb45ce872aaec153ca01b40a08415e.tar.gz
Merge branch 'renesas/clock' into next/boards
* renesas/clock: ARM: shmobile: r8a7790: remove old style audio clock ARM: shmobile: r8a7778: remove old style audio clock ARM: shmobile: r8a7791: Rename VSP1_SY clocks to VSP1_S ARM: shmobile: r8a7790: Rename VSP1_(SY|RT) clocks to VSP1_(S|R) ARM: shmobile: r8a7791: Fix the I2C clocks parents in legacy code ARM: shmobile: r8a7790: Fix the I2C clocks parents in legacy code ARM: shmobile: Introduce shmobile_clk_workaround() ARM: shmobile: r8a7791: Use rcar_gen2_read_mode_pins() helper
-rw-r--r--arch/arm/boot/dts/r8a7790.dtsi2
-rw-r--r--arch/arm/boot/dts/r8a7791.dtsi2
-rw-r--r--arch/arm/mach-shmobile/Makefile2
-rw-r--r--arch/arm/mach-shmobile/clock-r8a7778.c22
-rw-r--r--arch/arm/mach-shmobile/clock-r8a7790.c32
-rw-r--r--arch/arm/mach-shmobile/clock-r8a7791.c23
-rw-r--r--arch/arm/mach-shmobile/clock.c28
-rw-r--r--arch/arm/mach-shmobile/include/mach/clock.h16
-rw-r--r--include/dt-bindings/clock/r8a7790-clock.h4
-rw-r--r--include/dt-bindings/clock/r8a7791-clock.h2
10 files changed, 81 insertions, 52 deletions
diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index 618e5b5..10b326b 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi
@@ -673,7 +673,7 @@
renesas,clock-indices = <
R8A7790_CLK_TMU1 R8A7790_CLK_TMU3 R8A7790_CLK_TMU2
R8A7790_CLK_CMT0 R8A7790_CLK_TMU0 R8A7790_CLK_VSP1_DU1
- R8A7790_CLK_VSP1_DU0 R8A7790_CLK_VSP1_RT R8A7790_CLK_VSP1_SY
+ R8A7790_CLK_VSP1_DU0 R8A7790_CLK_VSP1_R R8A7790_CLK_VSP1_S
>;
clock-output-names =
"tmu1", "tmu3", "tmu2", "cmt0", "tmu0", "vsp1-du1",
diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index 4618170..aa1cba9 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -688,7 +688,7 @@
renesas,clock-indices = <
R8A7791_CLK_TMU1 R8A7791_CLK_TMU3 R8A7791_CLK_TMU2
R8A7791_CLK_CMT0 R8A7791_CLK_TMU0 R8A7791_CLK_VSP1_DU1
- R8A7791_CLK_VSP1_DU0 R8A7791_CLK_VSP1_SY
+ R8A7791_CLK_VSP1_DU0 R8A7791_CLK_VSP1_S
>;
clock-output-names =
"tmu1", "tmu3", "tmu2", "cmt0", "tmu0", "vsp1-du1",
diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile
index 4caffc9..c12a1c5 100644
--- a/arch/arm/mach-shmobile/Makefile
+++ b/arch/arm/mach-shmobile/Makefile
@@ -21,8 +21,8 @@ obj-$(CONFIG_ARCH_EMEV2) += setup-emev2.o
obj-$(CONFIG_ARCH_R7S72100) += setup-r7s72100.o
# Clock objects
-ifndef CONFIG_COMMON_CLK
obj-y += clock.o
+ifndef CONFIG_COMMON_CLK
obj-$(CONFIG_ARCH_SH7372) += clock-sh7372.o
obj-$(CONFIG_ARCH_SH73A0) += clock-sh73a0.o
obj-$(CONFIG_ARCH_R8A73A4) += clock-r8a73a4.o
diff --git a/arch/arm/mach-shmobile/clock-r8a7778.c b/arch/arm/mach-shmobile/clock-r8a7778.c
index 9989b1b..6609beb 100644
--- a/arch/arm/mach-shmobile/clock-r8a7778.c
+++ b/arch/arm/mach-shmobile/clock-r8a7778.c
@@ -175,10 +175,6 @@ static struct clk mstp_clks[MSTP_NR] = {
static struct clk_lookup lookups[] = {
/* main */
- CLKDEV_CON_ID("audio_clk_a", &audio_clk_a),
- CLKDEV_CON_ID("audio_clk_b", &audio_clk_b),
- CLKDEV_CON_ID("audio_clk_c", &audio_clk_c),
- CLKDEV_CON_ID("audio_clk_internal", &s1_clk),
CLKDEV_CON_ID("shyway_clk", &s_clk),
CLKDEV_CON_ID("peripheral_clk", &p_clk),
@@ -234,15 +230,15 @@ static struct clk_lookup lookups[] = {
CLKDEV_ICK_ID("ssi.6", "rcar_sound", &mstp_clks[MSTP309]),
CLKDEV_ICK_ID("ssi.7", "rcar_sound", &mstp_clks[MSTP308]),
CLKDEV_ICK_ID("ssi.8", "rcar_sound", &mstp_clks[MSTP307]),
- CLKDEV_ICK_ID("scu.0", "rcar_sound", &mstp_clks[MSTP531]),
- CLKDEV_ICK_ID("scu.1", "rcar_sound", &mstp_clks[MSTP530]),
- CLKDEV_ICK_ID("scu.2", "rcar_sound", &mstp_clks[MSTP529]),
- CLKDEV_ICK_ID("scu.3", "rcar_sound", &mstp_clks[MSTP528]),
- CLKDEV_ICK_ID("scu.4", "rcar_sound", &mstp_clks[MSTP527]),
- CLKDEV_ICK_ID("scu.5", "rcar_sound", &mstp_clks[MSTP526]),
- CLKDEV_ICK_ID("scu.6", "rcar_sound", &mstp_clks[MSTP525]),
- CLKDEV_ICK_ID("scu.7", "rcar_sound", &mstp_clks[MSTP524]),
- CLKDEV_ICK_ID("scu.8", "rcar_sound", &mstp_clks[MSTP523]),
+ CLKDEV_ICK_ID("src.0", "rcar_sound", &mstp_clks[MSTP531]),
+ CLKDEV_ICK_ID("src.1", "rcar_sound", &mstp_clks[MSTP530]),
+ CLKDEV_ICK_ID("src.2", "rcar_sound", &mstp_clks[MSTP529]),
+ CLKDEV_ICK_ID("src.3", "rcar_sound", &mstp_clks[MSTP528]),
+ CLKDEV_ICK_ID("src.4", "rcar_sound", &mstp_clks[MSTP527]),
+ CLKDEV_ICK_ID("src.5", "rcar_sound", &mstp_clks[MSTP526]),
+ CLKDEV_ICK_ID("src.6", "rcar_sound", &mstp_clks[MSTP525]),
+ CLKDEV_ICK_ID("src.7", "rcar_sound", &mstp_clks[MSTP524]),
+ CLKDEV_ICK_ID("src.8", "rcar_sound", &mstp_clks[MSTP523]),
};
void __init r8a7778_clock_init(void)
diff --git a/arch/arm/mach-shmobile/clock-r8a7790.c b/arch/arm/mach-shmobile/clock-r8a7790.c
index 3f93503..a936ae7 100644
--- a/arch/arm/mach-shmobile/clock-r8a7790.c
+++ b/arch/arm/mach-shmobile/clock-r8a7790.c
@@ -249,10 +249,10 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP1007] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 7, MSTPSR10, 0), /* SSI8 */
[MSTP1006] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 6, MSTPSR10, 0), /* SSI9 */
[MSTP1005] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 5, MSTPSR10, 0), /* SSI ALL */
- [MSTP931] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR9, 31, MSTPSR9, 0), /* I2C0 */
- [MSTP930] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR9, 30, MSTPSR9, 0), /* I2C1 */
- [MSTP929] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR9, 29, MSTPSR9, 0), /* I2C2 */
- [MSTP928] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR9, 28, MSTPSR9, 0), /* I2C3 */
+ [MSTP931] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 31, MSTPSR9, 0), /* I2C0 */
+ [MSTP930] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 30, MSTPSR9, 0), /* I2C1 */
+ [MSTP929] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 29, MSTPSR9, 0), /* I2C2 */
+ [MSTP928] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 28, MSTPSR9, 0), /* I2C3 */
[MSTP917] = SH_CLK_MSTP32_STS(&qspi_clk, SMSTPCR9, 17, MSTPSR9, 0), /* QSPI */
[MSTP815] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR8, 15, MSTPSR8, 0), /* SATA0 */
[MSTP814] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR8, 14, MSTPSR8, 0), /* SATA1 */
@@ -294,10 +294,6 @@ static struct clk mstp_clks[MSTP_NR] = {
static struct clk_lookup lookups[] = {
/* main clocks */
- CLKDEV_CON_ID("audio_clk_a", &audio_clk_a),
- CLKDEV_CON_ID("audio_clk_b", &audio_clk_b),
- CLKDEV_CON_ID("audio_clk_c", &audio_clk_c),
- CLKDEV_CON_ID("audio_clk_internal", &m2_clk),
CLKDEV_CON_ID("extal", &extal_clk),
CLKDEV_CON_ID("extal_div2", &extal_div2_clk),
CLKDEV_CON_ID("main", &main_clk),
@@ -381,16 +377,16 @@ static struct clk_lookup lookups[] = {
CLKDEV_ICK_ID("clk_b", "rcar_sound", &audio_clk_b),
CLKDEV_ICK_ID("clk_c", "rcar_sound", &audio_clk_c),
CLKDEV_ICK_ID("clk_i", "rcar_sound", &m2_clk),
- CLKDEV_ICK_ID("scu.0", "rcar_sound", &mstp_clks[MSTP1031]),
- CLKDEV_ICK_ID("scu.1", "rcar_sound", &mstp_clks[MSTP1030]),
- CLKDEV_ICK_ID("scu.2", "rcar_sound", &mstp_clks[MSTP1029]),
- CLKDEV_ICK_ID("scu.3", "rcar_sound", &mstp_clks[MSTP1028]),
- CLKDEV_ICK_ID("scu.4", "rcar_sound", &mstp_clks[MSTP1027]),
- CLKDEV_ICK_ID("scu.5", "rcar_sound", &mstp_clks[MSTP1026]),
- CLKDEV_ICK_ID("scu.6", "rcar_sound", &mstp_clks[MSTP1025]),
- CLKDEV_ICK_ID("scu.7", "rcar_sound", &mstp_clks[MSTP1024]),
- CLKDEV_ICK_ID("scu.8", "rcar_sound", &mstp_clks[MSTP1023]),
- CLKDEV_ICK_ID("scu.9", "rcar_sound", &mstp_clks[MSTP1022]),
+ CLKDEV_ICK_ID("src.0", "rcar_sound", &mstp_clks[MSTP1031]),
+ CLKDEV_ICK_ID("src.1", "rcar_sound", &mstp_clks[MSTP1030]),
+ CLKDEV_ICK_ID("src.2", "rcar_sound", &mstp_clks[MSTP1029]),
+ CLKDEV_ICK_ID("src.3", "rcar_sound", &mstp_clks[MSTP1028]),
+ CLKDEV_ICK_ID("src.4", "rcar_sound", &mstp_clks[MSTP1027]),
+ CLKDEV_ICK_ID("src.5", "rcar_sound", &mstp_clks[MSTP1026]),
+ CLKDEV_ICK_ID("src.6", "rcar_sound", &mstp_clks[MSTP1025]),
+ CLKDEV_ICK_ID("src.7", "rcar_sound", &mstp_clks[MSTP1024]),
+ CLKDEV_ICK_ID("src.8", "rcar_sound", &mstp_clks[MSTP1023]),
+ CLKDEV_ICK_ID("src.9", "rcar_sound", &mstp_clks[MSTP1022]),
CLKDEV_ICK_ID("ssi.0", "rcar_sound", &mstp_clks[MSTP1015]),
CLKDEV_ICK_ID("ssi.1", "rcar_sound", &mstp_clks[MSTP1014]),
CLKDEV_ICK_ID("ssi.2", "rcar_sound", &mstp_clks[MSTP1013]),
diff --git a/arch/arm/mach-shmobile/clock-r8a7791.c b/arch/arm/mach-shmobile/clock-r8a7791.c
index 701383f..3b26c7e 100644
--- a/arch/arm/mach-shmobile/clock-r8a7791.c
+++ b/arch/arm/mach-shmobile/clock-r8a7791.c
@@ -25,6 +25,7 @@
#include <linux/clkdev.h>
#include <mach/clock.h>
#include <mach/common.h>
+#include <mach/rcar-gen2.h>
/*
* MD EXTAL PLL0 PLL1 PLL3
@@ -43,8 +44,6 @@
* see "p1 / 2" on R8A7791_CLOCK_ROOT() below
*/
-#define MD(nr) (1 << nr)
-
#define CPG_BASE 0xe6150000
#define CPG_LEN 0x1000
@@ -68,7 +67,6 @@
#define MSTPSR9 IOMEM(0xe61509a4)
#define MSTPSR11 IOMEM(0xe61509ac)
-#define MODEMR 0xE6160060
#define SDCKCR 0xE6150074
#define SD1CKCR 0xE6150078
#define SD2CKCR 0xE615026c
@@ -190,12 +188,12 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP1108] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR11, 8, MSTPSR11, 0), /* SCIFA5 */
[MSTP1107] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR11, 7, MSTPSR11, 0), /* SCIFA4 */
[MSTP1106] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR11, 6, MSTPSR11, 0), /* SCIFA3 */
- [MSTP931] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR9, 31, MSTPSR9, 0), /* I2C0 */
- [MSTP930] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR9, 30, MSTPSR9, 0), /* I2C1 */
- [MSTP929] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR9, 29, MSTPSR9, 0), /* I2C2 */
- [MSTP928] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR9, 28, MSTPSR9, 0), /* I2C3 */
- [MSTP927] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR9, 27, MSTPSR9, 0), /* I2C4 */
- [MSTP925] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR9, 25, MSTPSR9, 0), /* I2C5 */
+ [MSTP931] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 31, MSTPSR9, 0), /* I2C0 */
+ [MSTP930] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 30, MSTPSR9, 0), /* I2C1 */
+ [MSTP929] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 29, MSTPSR9, 0), /* I2C2 */
+ [MSTP928] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 28, MSTPSR9, 0), /* I2C3 */
+ [MSTP927] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 27, MSTPSR9, 0), /* I2C4 */
+ [MSTP925] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 25, MSTPSR9, 0), /* I2C5 */
[MSTP917] = SH_CLK_MSTP32_STS(&qspi_clk, SMSTPCR9, 17, MSTPSR9, 0), /* QSPI */
[MSTP815] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR8, 15, MSTPSR8, 0), /* SATA0 */
[MSTP814] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR8, 14, MSTPSR8, 0), /* SATA1 */
@@ -295,14 +293,9 @@ static struct clk_lookup lookups[] = {
void __init r8a7791_clock_init(void)
{
- void __iomem *modemr = ioremap_nocache(MODEMR, PAGE_SIZE);
- u32 mode;
+ u32 mode = rcar_gen2_read_mode_pins();
int k, ret = 0;
- BUG_ON(!modemr);
- mode = ioread32(modemr);
- iounmap(modemr);
-
switch (mode & (MD(14) | MD(13))) {
case 0:
R8A7791_CLOCK_ROOT(15, &extal_clk, 172, 208, 106, 88);
diff --git a/arch/arm/mach-shmobile/clock.c b/arch/arm/mach-shmobile/clock.c
index ad7df62..e7232a0 100644
--- a/arch/arm/mach-shmobile/clock.c
+++ b/arch/arm/mach-shmobile/clock.c
@@ -21,6 +21,32 @@
*/
#include <linux/kernel.h>
#include <linux/init.h>
+
+#ifdef CONFIG_COMMON_CLK
+#include <linux/clk.h>
+#include <linux/clkdev.h>
+#include <mach/clock.h>
+
+void __init shmobile_clk_workaround(const struct clk_name *clks,
+ int nr_clks, bool enable)
+{
+ const struct clk_name *clkn;
+ struct clk *clk;
+ unsigned int i;
+
+ for (i = 0; i < nr_clks; ++i) {
+ clkn = clks + i;
+ clk = clk_get(NULL, clkn->clk);
+ if (!IS_ERR(clk)) {
+ clk_register_clkdev(clk, clkn->con_id, clkn->dev_id);
+ if (enable)
+ clk_prepare_enable(clk);
+ clk_put(clk);
+ }
+ }
+}
+
+#else /* CONFIG_COMMON_CLK */
#include <linux/sh_clk.h>
#include <linux/export.h>
#include <mach/clock.h>
@@ -58,3 +84,5 @@ void __clk_put(struct clk *clk)
{
}
EXPORT_SYMBOL(__clk_put);
+
+#endif /* CONFIG_COMMON_CLK */
diff --git a/arch/arm/mach-shmobile/include/mach/clock.h b/arch/arm/mach-shmobile/include/mach/clock.h
index 03e5607..9a93cf9 100644
--- a/arch/arm/mach-shmobile/include/mach/clock.h
+++ b/arch/arm/mach-shmobile/include/mach/clock.h
@@ -1,6 +1,21 @@
#ifndef CLOCK_H
#define CLOCK_H
+#ifdef CONFIG_COMMON_CLK
+/* temporary clock configuration helper for platform devices */
+
+struct clk_name {
+ const char *clk;
+ const char *con_id;
+ const char *dev_id;
+};
+
+void shmobile_clk_workaround(const struct clk_name *clks, int nr_clks,
+ bool enable);
+
+#else /* CONFIG_COMMON_CLK */
+/* legacy clock implementation */
+
unsigned long shmobile_fixed_ratio_clk_recalc(struct clk *clk);
extern struct sh_clk_ops shmobile_fixed_ratio_clk_ops;
@@ -36,4 +51,5 @@ do { \
(p)->div = d; \
} while (0)
+#endif /* CONFIG_COMMON_CLK */
#endif
diff --git a/include/dt-bindings/clock/r8a7790-clock.h b/include/dt-bindings/clock/r8a7790-clock.h
index 6548a5f..9a7c4c5 100644
--- a/include/dt-bindings/clock/r8a7790-clock.h
+++ b/include/dt-bindings/clock/r8a7790-clock.h
@@ -33,8 +33,8 @@
#define R8A7790_CLK_TMU0 25
#define R8A7790_CLK_VSP1_DU1 27
#define R8A7790_CLK_VSP1_DU0 28
-#define R8A7790_CLK_VSP1_RT 30
-#define R8A7790_CLK_VSP1_SY 31
+#define R8A7790_CLK_VSP1_R 30
+#define R8A7790_CLK_VSP1_S 31
/* MSTP2 */
#define R8A7790_CLK_SCIFA2 2
diff --git a/include/dt-bindings/clock/r8a7791-clock.h b/include/dt-bindings/clock/r8a7791-clock.h
index 30f82f2..f069bc6 100644
--- a/include/dt-bindings/clock/r8a7791-clock.h
+++ b/include/dt-bindings/clock/r8a7791-clock.h
@@ -32,7 +32,7 @@
#define R8A7791_CLK_TMU0 25
#define R8A7791_CLK_VSP1_DU1 27
#define R8A7791_CLK_VSP1_DU0 28
-#define R8A7791_CLK_VSP1_SY 31
+#define R8A7791_CLK_VSP1_S 31
/* MSTP2 */
#define R8A7791_CLK_SCIFA2 2
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