diff options
Diffstat (limited to 'target/linux/ipq806x/patches-3.18/160-clk-qcom-Add-EBI2-clocks-for-IPQ806x.patch')
| -rw-r--r-- | target/linux/ipq806x/patches-3.18/160-clk-qcom-Add-EBI2-clocks-for-IPQ806x.patch | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/target/linux/ipq806x/patches-3.18/160-clk-qcom-Add-EBI2-clocks-for-IPQ806x.patch b/target/linux/ipq806x/patches-3.18/160-clk-qcom-Add-EBI2-clocks-for-IPQ806x.patch new file mode 100644 index 0000000..77d29d8 --- /dev/null +++ b/target/linux/ipq806x/patches-3.18/160-clk-qcom-Add-EBI2-clocks-for-IPQ806x.patch @@ -0,0 +1,74 @@ +From 4c385b25fab119144bffb255ad77712fe586ac10 Mon Sep 17 00:00:00 2001 +From: Archit Taneja <architt@codeaurora.org> +Date: Thu, 2 Apr 2015 11:20:41 +0530 +Subject: [PATCH] clk: qcom: Add EBI2 clocks for IPQ806x + +The NAND controller within EBI2 requires EBI2_CLK and +EBI2_ALWAYS_ON_CLK clocks. Create structs for these clocks so +that they can be used by the NAND controller driver. Add an entry +for EBI2_AON_CLK in the gcc-ipq806x DT binding document. + +Signed-off-by: Archit Taneja <architt@codeaurora.org> +Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> +--- + drivers/clk/qcom/gcc-ipq806x.c | 32 ++++++++++++++++++++++++++++ + include/dt-bindings/clock/qcom,gcc-ipq806x.h | 1 + + 2 files changed, 33 insertions(+) + +--- a/drivers/clk/qcom/gcc-ipq806x.c ++++ b/drivers/clk/qcom/gcc-ipq806x.c +@@ -2239,6 +2239,36 @@ static struct clk_branch usb_fs1_h_clk = + }, + }; + ++static struct clk_branch ebi2_clk = { ++ .hwcg_reg = 0x3b00, ++ .hwcg_bit = 6, ++ .halt_reg = 0x2fcc, ++ .halt_bit = 1, ++ .clkr = { ++ .enable_reg = 0x3b00, ++ .enable_mask = BIT(4), ++ .hw.init = &(struct clk_init_data){ ++ .name = "ebi2_clk", ++ .ops = &clk_branch_ops, ++ .flags = CLK_IS_ROOT, ++ }, ++ }, ++}; ++ ++static struct clk_branch ebi2_aon_clk = { ++ .halt_reg = 0x2fcc, ++ .halt_bit = 0, ++ .clkr = { ++ .enable_reg = 0x3b00, ++ .enable_mask = BIT(8), ++ .hw.init = &(struct clk_init_data){ ++ .name = "ebi2_always_on_clk", ++ .ops = &clk_branch_ops, ++ .flags = CLK_IS_ROOT, ++ }, ++ }, ++}; ++ + static struct clk_regmap *gcc_ipq806x_clks[] = { + [PLL0] = &pll0.clkr, + [PLL0_VOTE] = &pll0_vote, +@@ -2341,6 +2371,8 @@ static struct clk_regmap *gcc_ipq806x_cl + [USB_FS1_XCVR_SRC] = &usb_fs1_xcvr_clk_src.clkr, + [USB_FS1_XCVR_CLK] = &usb_fs1_xcvr_clk.clkr, + [USB_FS1_SYSTEM_CLK] = &usb_fs1_sys_clk.clkr, ++ [EBI2_CLK] = &ebi2_clk.clkr, ++ [EBI2_AON_CLK] = &ebi2_aon_clk.clkr, + [PLL9] = &hfpll0.clkr, + [PLL10] = &hfpll1.clkr, + [PLL12] = &hfpll_l2.clkr, +--- a/include/dt-bindings/clock/qcom,gcc-ipq806x.h ++++ b/include/dt-bindings/clock/qcom,gcc-ipq806x.h +@@ -289,5 +289,6 @@ + #define UBI32_CORE2_CLK_SRC 278 + #define UBI32_CORE1_CLK 279 + #define UBI32_CORE2_CLK 280 ++#define EBI2_AON_CLK 281 + + #endif |