summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-shmobile/clock-r8a7779.c
diff options
context:
space:
mode:
authorArnd Bergmann2013-04-09 14:43:00 +0200
committerArnd Bergmann2013-04-09 14:43:00 +0200
commit2fce7e1106dd6dcbe3c72cec2ea81b452a50de6e (patch)
treeeb1a1a3e4ffcdbbdce383197977de6bb08466ecf /arch/arm/mach-shmobile/clock-r8a7779.c
parentMerge branch 'gic/cleanup' into next/soc2 (diff)
parentARM: shmobile: R8A7779: add Ether support (diff)
downloadkernel-qcow2-linux-2fce7e1106dd6dcbe3c72cec2ea81b452a50de6e.tar.gz
kernel-qcow2-linux-2fce7e1106dd6dcbe3c72cec2ea81b452a50de6e.tar.xz
kernel-qcow2-linux-2fce7e1106dd6dcbe3c72cec2ea81b452a50de6e.zip
Merge tag 'renesas-soc-r8a7779-for-v3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/soc2
From Simon Horman <horms+renesas@verge.net.au>: Renesas ARM r8a7779 SoC update for v3.10 Update to the r8a7779 SoC: * Add SH Ethernet support * Add comment describing clock ratios This pull request is based on: git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas renesas-soc2-for-v3.10 * tag 'renesas-soc-r8a7779-for-v3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas: ARM: shmobile: R8A7779: add Ether support ARM: shmobile: r8a7779: add each clocks ratio on comment area Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-shmobile/clock-r8a7779.c')
-rw-r--r--arch/arm/mach-shmobile/clock-r8a7779.c23
1 files changed, 22 insertions, 1 deletions
diff --git a/arch/arm/mach-shmobile/clock-r8a7779.c b/arch/arm/mach-shmobile/clock-r8a7779.c
index 7d86bfbb5b06..31d5cd4d9787 100644
--- a/arch/arm/mach-shmobile/clock-r8a7779.c
+++ b/arch/arm/mach-shmobile/clock-r8a7779.c
@@ -26,6 +26,25 @@
#include <mach/clock.h>
#include <mach/common.h>
+/*
+ * MD1 = 1 MD1 = 0
+ * (PLLA = 1500) (PLLA = 1600)
+ * (MHz) (MHz)
+ *------------------------------------------------+--------------------
+ * clkz 1000 (2/3) 800 (1/2)
+ * clkzs 250 (1/6) 200 (1/8)
+ * clki 750 (1/2) 800 (1/2)
+ * clks 250 (1/6) 200 (1/8)
+ * clks1 125 (1/12) 100 (1/16)
+ * clks3 187.5 (1/8) 200 (1/8)
+ * clks4 93.7 (1/16) 100 (1/16)
+ * clkp 62.5 (1/24) 50 (1/32)
+ * clkg 62.5 (1/24) 66.6 (1/24)
+ * clkb, CLKOUT
+ * (MD2 = 0) 62.5 (1/24) 66.6 (1/24)
+ * (MD2 = 1) 41.6 (1/36) 50 (1/32)
+*/
+
#define MD(nr) BIT(nr)
#define FRQMR IOMEM(0xffc80014)
@@ -93,7 +112,7 @@ static struct clk *main_clks[] = {
};
enum { MSTP323, MSTP322, MSTP321, MSTP320,
- MSTP115,
+ MSTP115, MSTP114,
MSTP103, MSTP101, MSTP100,
MSTP030,
MSTP029, MSTP028, MSTP027, MSTP026, MSTP025, MSTP024, MSTP023, MSTP022, MSTP021,
@@ -107,6 +126,7 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP321] = SH_CLK_MSTP32(&clkp_clk, MSTPCR3, 21, 0), /* SDHI2 */
[MSTP320] = SH_CLK_MSTP32(&clkp_clk, MSTPCR3, 20, 0), /* SDHI3 */
[MSTP115] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 15, 0), /* SATA */
+ [MSTP114] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 14, 0), /* Ether */
[MSTP103] = SH_CLK_MSTP32(&clks_clk, MSTPCR1, 3, 0), /* DU */
[MSTP101] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 1, 0), /* USB2 */
[MSTP100] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 0, 0), /* USB0/1 */
@@ -143,6 +163,7 @@ static struct clk_lookup lookups[] = {
/* MSTP32 clocks */
CLKDEV_DEV_ID("sata_rcar", &mstp_clks[MSTP115]), /* SATA */
CLKDEV_DEV_ID("fc600000.sata", &mstp_clks[MSTP115]), /* SATA w/DT */
+ CLKDEV_DEV_ID("sh-eth", &mstp_clks[MSTP114]), /* Ether */
CLKDEV_DEV_ID("ehci-platform.1", &mstp_clks[MSTP101]), /* USB EHCI port2 */
CLKDEV_DEV_ID("ohci-platform.1", &mstp_clks[MSTP101]), /* USB OHCI port2 */
CLKDEV_DEV_ID("ehci-platform.0", &mstp_clks[MSTP100]), /* USB EHCI port0/1 */