diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0263-clk-bcm2835-add-missing-osc-and-per-clocks.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0263-clk-bcm2835-add-missing-osc-and-per-clocks.patch | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0263-clk-bcm2835-add-missing-osc-and-per-clocks.patch b/target/linux/brcm2708/patches-4.4/0263-clk-bcm2835-add-missing-osc-and-per-clocks.patch new file mode 100644 index 0000000000..553de1dfc9 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0263-clk-bcm2835-add-missing-osc-and-per-clocks.patch @@ -0,0 +1,184 @@ +From f634bd6444b004d080a6bbcee812f95669d6a91f Mon Sep 17 00:00:00 2001 +From: Martin Sperl <kernel@martin.sperl.org> +Date: Mon, 29 Feb 2016 15:43:57 +0000 +Subject: [PATCH 263/423] clk: bcm2835: add missing osc and per clocks + +Add AVE0, DFT, GP0, GP1, GP2, SLIM, SMI, TEC, DPI, CAM0, CAM1, DSI0E, +and DSI1E. PULSE is not added because it has an extra divider. + +Signed-off-by: Martin Sperl <kernel@martin.sperl.org> +Signed-off-by: Eric Anholt <eric@anholt.net> +Reviewed-by: Eric Anholt <eric@anholt.net> +(cherry picked from commit d3d6f15fd376e3dbba851724057b112558c70b79) +--- + drivers/clk/bcm/clk-bcm2835.c | 90 +++++++++++++++++++++++++++++++++++++ + include/dt-bindings/clock/bcm2835.h | 14 ++++++ + 2 files changed, 104 insertions(+) + +--- a/drivers/clk/bcm/clk-bcm2835.c ++++ b/drivers/clk/bcm/clk-bcm2835.c +@@ -117,6 +117,8 @@ + #define CM_SDCCTL 0x1a8 + #define CM_SDCDIV 0x1ac + #define CM_ARMCTL 0x1b0 ++#define CM_AVEOCTL 0x1b8 ++#define CM_AVEODIV 0x1bc + #define CM_EMMCCTL 0x1c0 + #define CM_EMMCDIV 0x1c4 + +@@ -1610,6 +1612,12 @@ static const struct bcm2835_clk_desc clk + .div_reg = CM_TSENSDIV, + .int_bits = 5, + .frac_bits = 0), ++ [BCM2835_CLOCK_TEC] = REGISTER_OSC_CLK( ++ .name = "tec", ++ .ctl_reg = CM_TECCTL, ++ .div_reg = CM_TECDIV, ++ .int_bits = 6, ++ .frac_bits = 0), + + /* clocks with vpu parent mux */ + [BCM2835_CLOCK_H264] = REGISTER_VPU_CLK( +@@ -1624,6 +1632,7 @@ static const struct bcm2835_clk_desc clk + .div_reg = CM_ISPDIV, + .int_bits = 4, + .frac_bits = 8), ++ + /* + * Secondary SDRAM clock. Used for low-voltage modes when the PLL + * in the SDRAM controller can't be used. +@@ -1655,6 +1664,36 @@ static const struct bcm2835_clk_desc clk + .is_vpu_clock = true), + + /* clocks with per parent mux */ ++ [BCM2835_CLOCK_AVEO] = REGISTER_PER_CLK( ++ .name = "aveo", ++ .ctl_reg = CM_AVEOCTL, ++ .div_reg = CM_AVEODIV, ++ .int_bits = 4, ++ .frac_bits = 0), ++ [BCM2835_CLOCK_CAM0] = REGISTER_PER_CLK( ++ .name = "cam0", ++ .ctl_reg = CM_CAM0CTL, ++ .div_reg = CM_CAM0DIV, ++ .int_bits = 4, ++ .frac_bits = 8), ++ [BCM2835_CLOCK_CAM1] = REGISTER_PER_CLK( ++ .name = "cam1", ++ .ctl_reg = CM_CAM1CTL, ++ .div_reg = CM_CAM1DIV, ++ .int_bits = 4, ++ .frac_bits = 8), ++ [BCM2835_CLOCK_DFT] = REGISTER_PER_CLK( ++ .name = "dft", ++ .ctl_reg = CM_DFTCTL, ++ .div_reg = CM_DFTDIV, ++ .int_bits = 5, ++ .frac_bits = 0), ++ [BCM2835_CLOCK_DPI] = REGISTER_PER_CLK( ++ .name = "dpi", ++ .ctl_reg = CM_DPICTL, ++ .div_reg = CM_DPIDIV, ++ .int_bits = 4, ++ .frac_bits = 8), + + /* Arasan EMMC clock */ + [BCM2835_CLOCK_EMMC] = REGISTER_PER_CLK( +@@ -1663,6 +1702,29 @@ static const struct bcm2835_clk_desc clk + .div_reg = CM_EMMCDIV, + .int_bits = 4, + .frac_bits = 8), ++ ++ /* General purpose (GPIO) clocks */ ++ [BCM2835_CLOCK_GP0] = REGISTER_PER_CLK( ++ .name = "gp0", ++ .ctl_reg = CM_GP0CTL, ++ .div_reg = CM_GP0DIV, ++ .int_bits = 12, ++ .frac_bits = 12, ++ .is_mash_clock = true), ++ [BCM2835_CLOCK_GP1] = REGISTER_PER_CLK( ++ .name = "gp1", ++ .ctl_reg = CM_GP1CTL, ++ .div_reg = CM_GP1DIV, ++ .int_bits = 12, ++ .frac_bits = 12, ++ .is_mash_clock = true), ++ [BCM2835_CLOCK_GP2] = REGISTER_PER_CLK( ++ .name = "gp2", ++ .ctl_reg = CM_GP2CTL, ++ .div_reg = CM_GP2DIV, ++ .int_bits = 12, ++ .frac_bits = 12), ++ + /* HDMI state machine */ + [BCM2835_CLOCK_HSM] = REGISTER_PER_CLK( + .name = "hsm", +@@ -1684,12 +1746,26 @@ static const struct bcm2835_clk_desc clk + .int_bits = 12, + .frac_bits = 12, + .is_mash_clock = true), ++ [BCM2835_CLOCK_SLIM] = REGISTER_PER_CLK( ++ .name = "slim", ++ .ctl_reg = CM_SLIMCTL, ++ .div_reg = CM_SLIMDIV, ++ .int_bits = 12, ++ .frac_bits = 12, ++ .is_mash_clock = true), ++ [BCM2835_CLOCK_SMI] = REGISTER_PER_CLK( ++ .name = "smi", ++ .ctl_reg = CM_SMICTL, ++ .div_reg = CM_SMIDIV, ++ .int_bits = 4, ++ .frac_bits = 8), + [BCM2835_CLOCK_UART] = REGISTER_PER_CLK( + .name = "uart", + .ctl_reg = CM_UARTCTL, + .div_reg = CM_UARTDIV, + .int_bits = 10, + .frac_bits = 12), ++ + /* TV encoder clock. Only operating frequency is 108Mhz. */ + [BCM2835_CLOCK_VEC] = REGISTER_PER_CLK( + .name = "vec", +@@ -1698,6 +1774,20 @@ static const struct bcm2835_clk_desc clk + .int_bits = 4, + .frac_bits = 0), + ++ /* dsi clocks */ ++ [BCM2835_CLOCK_DSI0E] = REGISTER_PER_CLK( ++ .name = "dsi0e", ++ .ctl_reg = CM_DSI0ECTL, ++ .div_reg = CM_DSI0EDIV, ++ .int_bits = 4, ++ .frac_bits = 8), ++ [BCM2835_CLOCK_DSI1E] = REGISTER_PER_CLK( ++ .name = "dsi1e", ++ .ctl_reg = CM_DSI1ECTL, ++ .div_reg = CM_DSI1EDIV, ++ .int_bits = 4, ++ .frac_bits = 8), ++ + /* the gates */ + + /* +--- a/include/dt-bindings/clock/bcm2835.h ++++ b/include/dt-bindings/clock/bcm2835.h +@@ -50,3 +50,17 @@ + #define BCM2835_PLLA_CCP2 33 + #define BCM2835_PLLD_DSI0 34 + #define BCM2835_PLLD_DSI1 35 ++ ++#define BCM2835_CLOCK_AVEO 36 ++#define BCM2835_CLOCK_DFT 37 ++#define BCM2835_CLOCK_GP0 38 ++#define BCM2835_CLOCK_GP1 39 ++#define BCM2835_CLOCK_GP2 40 ++#define BCM2835_CLOCK_SLIM 41 ++#define BCM2835_CLOCK_SMI 42 ++#define BCM2835_CLOCK_TEC 43 ++#define BCM2835_CLOCK_DPI 44 ++#define BCM2835_CLOCK_CAM0 45 ++#define BCM2835_CLOCK_CAM1 46 ++#define BCM2835_CLOCK_DSI0E 47 ++#define BCM2835_CLOCK_DSI1E 48 |