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author | Stijn Tintel <stijn@linux-ipv6.be> | 2019-02-02 21:53:15 +0100 |
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committer | Stijn Tintel <stijn@linux-ipv6.be> | 2019-02-06 07:39:39 +0200 |
commit | c30f7f402f1be7a7917b3dd604ee32be8ed20716 (patch) | |
tree | c858e61a864a9409408cf3eb58b7e8800112c2e6 /target/linux/brcm2708/patches-4.9/950-0155-clk-bcm2835-Don-t-rate-change-PLLs-on-behalf-of-DSI-.patch | |
parent | 12310f05b7b080b016ec515796be437f4cd30b62 (diff) | |
download | upstream-c30f7f402f1be7a7917b3dd604ee32be8ed20716.tar.gz upstream-c30f7f402f1be7a7917b3dd604ee32be8ed20716.tar.bz2 upstream-c30f7f402f1be7a7917b3dd604ee32be8ed20716.zip |
brcm2708: drop 4.9 support
Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
Diffstat (limited to 'target/linux/brcm2708/patches-4.9/950-0155-clk-bcm2835-Don-t-rate-change-PLLs-on-behalf-of-DSI-.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.9/950-0155-clk-bcm2835-Don-t-rate-change-PLLs-on-behalf-of-DSI-.patch | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/target/linux/brcm2708/patches-4.9/950-0155-clk-bcm2835-Don-t-rate-change-PLLs-on-behalf-of-DSI-.patch b/target/linux/brcm2708/patches-4.9/950-0155-clk-bcm2835-Don-t-rate-change-PLLs-on-behalf-of-DSI-.patch deleted file mode 100644 index 842e57676b..0000000000 --- a/target/linux/brcm2708/patches-4.9/950-0155-clk-bcm2835-Don-t-rate-change-PLLs-on-behalf-of-DSI-.patch +++ /dev/null @@ -1,172 +0,0 @@ -From 999db52750c062708532e1357ea3942cc619794f Mon Sep 17 00:00:00 2001 -From: Eric Anholt <eric@anholt.net> -Date: Wed, 18 Jan 2017 07:31:55 +1100 -Subject: [PATCH] clk: bcm2835: Don't rate change PLLs on behalf of DSI PLL - dividers. - -Our core PLLs are intended to be configured once and left alone. With -the SET_RATE_PARENT, asking to set the PLLD_DSI1 clock rate would -change PLLD just to get closer to the requested DSI clock, thus -changing PLLD_PER, the UART and ethernet PHY clock rates downstream of -it, and breaking ethernet. - -We *do* want PLLH to change so that PLLH_AUX can be exactly the value -we want, though. Thus, we need to have a per-divider policy of -whether to pass rate changes up. - -Signed-off-by: Eric Anholt <eric@anholt.net> -Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> -(cherry picked from commit 55486091bd1e1c5ed28c43c0d6b3392468a9adb5) ---- - drivers/clk/bcm/clk-bcm2835.c | 42 ++++++++++++++++++++++++++++-------------- - 1 file changed, 28 insertions(+), 14 deletions(-) - ---- a/drivers/clk/bcm/clk-bcm2835.c -+++ b/drivers/clk/bcm/clk-bcm2835.c -@@ -428,6 +428,7 @@ struct bcm2835_pll_divider_data { - u32 load_mask; - u32 hold_mask; - u32 fixed_divider; -+ u32 flags; - }; - - struct bcm2835_clock_data { -@@ -1258,7 +1259,7 @@ bcm2835_register_pll_divider(struct bcm2 - init.num_parents = 1; - init.name = divider_name; - init.ops = &bcm2835_pll_divider_clk_ops; -- init.flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED; -+ init.flags = data->flags | CLK_IGNORE_UNUSED; - - divider = devm_kzalloc(cprman->dev, sizeof(*divider), GFP_KERNEL); - if (!divider) -@@ -1481,7 +1482,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLA_CORE, - .load_mask = CM_PLLA_LOADCORE, - .hold_mask = CM_PLLA_HOLDCORE, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - [BCM2835_PLLA_PER] = REGISTER_PLL_DIV( - .name = "plla_per", - .source_pll = "plla", -@@ -1489,7 +1491,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLA_PER, - .load_mask = CM_PLLA_LOADPER, - .hold_mask = CM_PLLA_HOLDPER, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - [BCM2835_PLLA_DSI0] = REGISTER_PLL_DIV( - .name = "plla_dsi0", - .source_pll = "plla", -@@ -1505,7 +1508,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLA_CCP2, - .load_mask = CM_PLLA_LOADCCP2, - .hold_mask = CM_PLLA_HOLDCCP2, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - - /* PLLB is used for the ARM's clock. */ - [BCM2835_PLLB] = REGISTER_PLL( -@@ -1529,7 +1533,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLB_ARM, - .load_mask = CM_PLLB_LOADARM, - .hold_mask = CM_PLLB_HOLDARM, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - - /* - * PLLC is the core PLL, used to drive the core VPU clock. -@@ -1558,7 +1563,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLC_CORE0, - .load_mask = CM_PLLC_LOADCORE0, - .hold_mask = CM_PLLC_HOLDCORE0, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - [BCM2835_PLLC_CORE1] = REGISTER_PLL_DIV( - .name = "pllc_core1", - .source_pll = "pllc", -@@ -1566,7 +1572,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLC_CORE1, - .load_mask = CM_PLLC_LOADCORE1, - .hold_mask = CM_PLLC_HOLDCORE1, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - [BCM2835_PLLC_CORE2] = REGISTER_PLL_DIV( - .name = "pllc_core2", - .source_pll = "pllc", -@@ -1574,7 +1581,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLC_CORE2, - .load_mask = CM_PLLC_LOADCORE2, - .hold_mask = CM_PLLC_HOLDCORE2, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - [BCM2835_PLLC_PER] = REGISTER_PLL_DIV( - .name = "pllc_per", - .source_pll = "pllc", -@@ -1582,7 +1590,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLC_PER, - .load_mask = CM_PLLC_LOADPER, - .hold_mask = CM_PLLC_HOLDPER, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - - /* - * PLLD is the display PLL, used to drive DSI display panels. -@@ -1611,7 +1620,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLD_CORE, - .load_mask = CM_PLLD_LOADCORE, - .hold_mask = CM_PLLD_HOLDCORE, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - [BCM2835_PLLD_PER] = REGISTER_PLL_DIV( - .name = "plld_per", - .source_pll = "plld", -@@ -1619,7 +1629,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLD_PER, - .load_mask = CM_PLLD_LOADPER, - .hold_mask = CM_PLLD_HOLDPER, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - [BCM2835_PLLD_DSI0] = REGISTER_PLL_DIV( - .name = "plld_dsi0", - .source_pll = "plld", -@@ -1664,7 +1675,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLH_RCAL, - .load_mask = CM_PLLH_LOADRCAL, - .hold_mask = 0, -- .fixed_divider = 10), -+ .fixed_divider = 10, -+ .flags = CLK_SET_RATE_PARENT), - [BCM2835_PLLH_AUX] = REGISTER_PLL_DIV( - .name = "pllh_aux", - .source_pll = "pllh", -@@ -1672,7 +1684,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLH_AUX, - .load_mask = CM_PLLH_LOADAUX, - .hold_mask = 0, -- .fixed_divider = 1), -+ .fixed_divider = 1, -+ .flags = CLK_SET_RATE_PARENT), - [BCM2835_PLLH_PIX] = REGISTER_PLL_DIV( - .name = "pllh_pix", - .source_pll = "pllh", -@@ -1680,7 +1693,8 @@ static const struct bcm2835_clk_desc clk - .a2w_reg = A2W_PLLH_PIX, - .load_mask = CM_PLLH_LOADPIX, - .hold_mask = 0, -- .fixed_divider = 10), -+ .fixed_divider = 10, -+ .flags = CLK_SET_RATE_PARENT), - - /* the clocks */ - |