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ARM: imx: clk-vf610: fix FlexCAN clock gating

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Extend the clock control for FlexCAN with the second gate which
enable the clocks in the Clock Divider (CCM_CSCDR2) register too.

Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
This commit is contained in:
Stefan Agner 2014-07-15 14:56:19 +02:00 committed by Shawn Guo
parent fd4959d877
commit 4349c4298f
2 changed files with 7 additions and 3 deletions
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6
arch/arm/mach-imx/clk-vf610.c
View file

@ -295,8 +295,10 @@ static void __init vf610_clocks_init(struct device_node *ccm_node)
clk[VF610_CLK_ASRC] = imx_clk_gate2("asrc", "ipg_bus", CCM_CCGR4, CCM_CCGRx_CGn(1));
clk[VF610_CLK_FLEXCAN0] = imx_clk_gate2("flexcan0", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(0));
clk[VF610_CLK_FLEXCAN1] = imx_clk_gate2("flexcan1", "ipg_bus", CCM_CCGR9, CCM_CCGRx_CGn(4));
clk[VF610_CLK_FLEXCAN0_EN] = imx_clk_gate("flexcan0_en", "ipg_bus", CCM_CSCDR2, 11);
clk[VF610_CLK_FLEXCAN0] = imx_clk_gate2("flexcan0", "flexcan0_en", CCM_CCGR0, CCM_CCGRx_CGn(0));
clk[VF610_CLK_FLEXCAN1_EN] = imx_clk_gate("flexcan1_en", "ipg_bus", CCM_CSCDR2, 12);
clk[VF610_CLK_FLEXCAN1] = imx_clk_gate2("flexcan1", "flexcan1_en", CCM_CCGR9, CCM_CCGRx_CGn(4));
clk[VF610_CLK_DMAMUX0] = imx_clk_gate2("dmamux0", "platform_bus", CCM_CCGR0, CCM_CCGRx_CGn(4));
clk[VF610_CLK_DMAMUX1] = imx_clk_gate2("dmamux1", "platform_bus", CCM_CCGR0, CCM_CCGRx_CGn(5));

4
include/dt-bindings/clock/vf610-clock.h
View file

@ -164,6 +164,8 @@
#define VF610_CLK_DMAMUX1 151
#define VF610_CLK_DMAMUX2 152
#define VF610_CLK_DMAMUX3 153
#define VF610_CLK_END 154
#define VF610_CLK_FLEXCAN0_EN 154
#define VF610_CLK_FLEXCAN1_EN 155
#define VF610_CLK_END 156
#endif /* __DT_BINDINGS_CLOCK_VF610_H */