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authorMasahiro Yamada <yamada.masahiro@socionext.com>2016-12-07 10:32:33 +0900
committerStephen Boyd <sboyd@codeaurora.org>2016-12-07 16:17:03 -0800
commit1221ae211f64207f5caf40f9a03f9b8e50ff80cc (patch)
tree401676bfc3f584abf3582994ba9f03379484c813 /drivers/clk/uniphier/clk-uniphier-sys.c
parentclk: uniphier: add CPU-gear change (cpufreq) support (diff)
downloadlinux-dev-1221ae211f64207f5caf40f9a03f9b8e50ff80cc.tar.xz
linux-dev-1221ae211f64207f5caf40f9a03f9b8e50ff80cc.zip
clk: uniphier: add cpufreq data for LD11, LD20 SoCs
Add more data to 64bit SoCs for the cpufreq support. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'drivers/clk/uniphier/clk-uniphier-sys.c')
-rw-r--r--drivers/clk/uniphier/clk-uniphier-sys.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/clk/uniphier/clk-uniphier-sys.c b/drivers/clk/uniphier/clk-uniphier-sys.c
index 5d029991047d..d049316c1c0f 100644
--- a/drivers/clk/uniphier/clk-uniphier-sys.c
+++ b/drivers/clk/uniphier/clk-uniphier-sys.c
@@ -125,16 +125,35 @@ const struct uniphier_clk_data uniphier_pxs2_sys_clk_data[] = {
};
const struct uniphier_clk_data uniphier_ld11_sys_clk_data[] = {
+ UNIPHIER_CLK_FACTOR("cpll", -1, "ref", 392, 5), /* 1960 MHz */
+ UNIPHIER_CLK_FACTOR("mpll", -1, "ref", 64, 1), /* 1600 MHz */
UNIPHIER_CLK_FACTOR("spll", -1, "ref", 80, 1), /* 2000 MHz */
+ UNIPHIER_CLK_FACTOR("vspll", -1, "ref", 80, 1), /* 2000 MHz */
UNIPHIER_CLK_FACTOR("uart", 0, "spll", 1, 34),
UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 40),
UNIPHIER_LD11_SYS_CLK_STDMAC(8), /* HSC, MIO */
UNIPHIER_CLK_FACTOR("usb2", -1, "ref", 24, 25),
+ /* CPU gears */
+ UNIPHIER_CLK_DIV4("cpll", 2, 3, 4, 8),
+ UNIPHIER_CLK_DIV4("mpll", 2, 3, 4, 8),
+ UNIPHIER_CLK_DIV3("spll", 3, 4, 8),
+ /* Note: both gear1 and gear4 are spll/4. This is not a bug. */
+ UNIPHIER_CLK_CPUGEAR("cpu-ca53", 33, 0x8080, 0xf, 8,
+ "cpll/2", "spll/4", "cpll/3", "spll/3",
+ "spll/4", "spll/8", "cpll/4", "cpll/8"),
+ UNIPHIER_CLK_CPUGEAR("cpu-ipp", 34, 0x8100, 0xf, 8,
+ "mpll/2", "spll/4", "mpll/3", "spll/3",
+ "spll/4", "spll/8", "mpll/4", "mpll/8"),
{ /* sentinel */ }
};
const struct uniphier_clk_data uniphier_ld20_sys_clk_data[] = {
+ UNIPHIER_CLK_FACTOR("cpll", -1, "ref", 88, 1), /* ARM: 2200 MHz */
+ UNIPHIER_CLK_FACTOR("gppll", -1, "ref", 52, 1), /* Mali: 1300 MHz */
+ UNIPHIER_CLK_FACTOR("mpll", -1, "ref", 64, 1), /* Codec: 1600 MHz */
UNIPHIER_CLK_FACTOR("spll", -1, "ref", 80, 1), /* 2000 MHz */
+ UNIPHIER_CLK_FACTOR("s2pll", -1, "ref", 88, 1), /* IPP: 2200 MHz */
+ UNIPHIER_CLK_FACTOR("vppll", -1, "ref", 504, 5), /* 2520 MHz */
UNIPHIER_CLK_FACTOR("uart", 0, "spll", 1, 34),
UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 40),
UNIPHIER_LD20_SYS_CLK_SD,
@@ -147,5 +166,18 @@ const struct uniphier_clk_data uniphier_ld20_sys_clk_data[] = {
UNIPHIER_CLK_GATE("usb30", 14, NULL, 0x210c, 14),
UNIPHIER_CLK_GATE("usb30-phy0", 16, NULL, 0x210c, 12),
UNIPHIER_CLK_GATE("usb30-phy1", 17, NULL, 0x210c, 13),
+ /* CPU gears */
+ UNIPHIER_CLK_DIV4("cpll", 2, 3, 4, 8),
+ UNIPHIER_CLK_DIV4("spll", 2, 3, 4, 8),
+ UNIPHIER_CLK_DIV4("s2pll", 2, 3, 4, 8),
+ UNIPHIER_CLK_CPUGEAR("cpu-ca72", 32, 0x8000, 0xf, 8,
+ "cpll/2", "spll/2", "cpll/3", "spll/3",
+ "spll/4", "spll/8", "cpll/4", "cpll/8"),
+ UNIPHIER_CLK_CPUGEAR("cpu-ca53", 33, 0x8080, 0xf, 8,
+ "cpll/2", "spll/2", "cpll/3", "spll/3",
+ "spll/4", "spll/8", "cpll/4", "cpll/8"),
+ UNIPHIER_CLK_CPUGEAR("cpu-ipp", 34, 0x8100, 0xf, 8,
+ "s2pll/2", "spll/2", "s2pll/3", "spll/3",
+ "spll/4", "spll/8", "s2pll/4", "s2pll/8"),
{ /* sentinel */ }
};