Skip to content

Commit

Permalink
clk: samsung: exynos4: Remove SRC_MASK_ISP gates
Browse files Browse the repository at this point in the history
ISP special clocks have dedicated gating registers and so MUX SRC_MASK
register should not be used. This patch fixes the problem of
Exynos4x12-based boards freezing on system suspend, because those
mux outputs need not to be masked while suspending.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Cc: Mike Turquette <mturquette@linaro.org>
  • Loading branch information
Tomasz Figa committed Jun 30, 2014
1 parent 34ece9e commit a37c82a
Showing 1 changed file with 4 additions and 12 deletions.
16 changes: 4 additions & 12 deletions drivers/clk/samsung/clk-exynos4.c
Original file line number Diff line number Diff line change
Expand Up @@ -925,21 +925,13 @@ static struct samsung_gate_clock exynos4x12_gate_clks[] __initdata = {
GATE(CLK_RTC, "rtc", "aclk100", E4X12_GATE_IP_PERIR, 15,
0, 0),
GATE(CLK_KEYIF, "keyif", "aclk100", E4X12_GATE_IP_PERIR, 16, 0, 0),
GATE(CLK_SCLK_PWM_ISP, "sclk_pwm_isp", "div_pwm_isp",
E4X12_SRC_MASK_ISP, 0, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_SPI0_ISP, "sclk_spi0_isp", "div_spi0_isp_pre",
E4X12_SRC_MASK_ISP, 4, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_SPI1_ISP, "sclk_spi1_isp", "div_spi1_isp_pre",
E4X12_SRC_MASK_ISP, 8, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_UART_ISP, "sclk_uart_isp", "div_uart_isp",
E4X12_SRC_MASK_ISP, 12, CLK_SET_RATE_PARENT, 0),
GATE(CLK_PWM_ISP_SCLK, "pwm_isp_sclk", "sclk_pwm_isp",
GATE(CLK_PWM_ISP_SCLK, "pwm_isp_sclk", "div_pwm_isp",
E4X12_GATE_IP_ISP, 0, 0, 0),
GATE(CLK_SPI0_ISP_SCLK, "spi0_isp_sclk", "sclk_spi0_isp",
GATE(CLK_SPI0_ISP_SCLK, "spi0_isp_sclk", "div_spi0_isp_pre",
E4X12_GATE_IP_ISP, 1, 0, 0),
GATE(CLK_SPI1_ISP_SCLK, "spi1_isp_sclk", "sclk_spi1_isp",
GATE(CLK_SPI1_ISP_SCLK, "spi1_isp_sclk", "div_spi1_isp_pre",
E4X12_GATE_IP_ISP, 2, 0, 0),
GATE(CLK_UART_ISP_SCLK, "uart_isp_sclk", "sclk_uart_isp",
GATE(CLK_UART_ISP_SCLK, "uart_isp_sclk", "div_uart_isp",
E4X12_GATE_IP_ISP, 3, 0, 0),
GATE(CLK_WDT, "watchdog", "aclk100", E4X12_GATE_IP_PERIR, 14, 0, 0),
GATE(CLK_PCM0, "pcm0", "aclk100", E4X12_GATE_IP_MAUDIO, 2,
Expand Down

0 comments on commit a37c82a

Please sign in to comment.