Add clock support for i.MX6SLL.
Signed-off-by: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de --- arch/arm/cpu/armv7/mx6/clock.c | 28 +++++++++++++++++++++------- 1 file changed, 21 insertions(+), 7 deletions(-)
diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c index 0f68218..fe5c349 100644 --- a/arch/arm/cpu/armv7/mx6/clock.c +++ b/arch/arm/cpu/armv7/mx6/clock.c @@ -171,6 +171,8 @@ int enable_i2c_clk(unsigned char enable, unsigned i2c_num) reg &= ~mask; __raw_writel(reg, &imx_ccm->CCGR2); } else { + if (is_mx6sll()) + return -EINVAL; if (is_mx6sx() || is_mx6ul() || is_mx6ull()) { mask = MXC_CCM_CCGR6_I2C4_MASK; addr = &imx_ccm->CCGR6; @@ -382,7 +384,7 @@ static u32 get_ipg_per_clk(void) u32 reg, perclk_podf;
reg = __raw_readl(&imx_ccm->cscmr1); - if (is_mx6sl() || is_mx6sx() || + if (is_mx6sll() || is_mx6sl() || is_mx6sx() || is_mx6dqp() || is_mx6ul() || is_mx6ull()) { if (reg & MXC_CCM_CSCMR1_PER_CLK_SEL_MASK) return MXC_HCLK; /* OSC 24Mhz */ @@ -400,7 +402,7 @@ static u32 get_uart_clk(void) reg = __raw_readl(&imx_ccm->cscdr1);
if (is_mx6sl() || is_mx6sx() || is_mx6dqp() || is_mx6ul() || - is_mx6ull()) { + is_mx6sll() || is_mx6ull()) { if (reg & MXC_CCM_CSCDR1_UART_CLK_SEL) freq = MXC_HCLK; } @@ -420,7 +422,7 @@ static u32 get_cspi_clk(void) MXC_CCM_CSCDR2_ECSPI_CLK_PODF_OFFSET;
if (is_mx6dqp() || is_mx6sl() || is_mx6sx() || is_mx6ul() || - is_mx6ull()) { + is_mx6sll() || is_mx6ull()) { if (reg & MXC_CCM_CSCDR2_ECSPI_CLK_SEL_MASK) return MXC_HCLK / (cspi_podf + 1); } @@ -482,7 +484,8 @@ static u32 get_mmdc_ch0_clk(void)
u32 freq, podf, per2_clk2_podf, pmu_misc2_audio_div;
- if (is_mx6sx() || is_mx6ul() || is_mx6ull() || is_mx6sl()) { + if (is_mx6sx() || is_mx6ul() || is_mx6ull() || is_mx6sl() || + is_mx6sll()) { podf = (cbcdr & MXC_CCM_CBCDR_MMDC_CH1_PODF_MASK) >> MXC_CCM_CBCDR_MMDC_CH1_PODF_OFFSET; if (cbcdr & MXC_CCM_CBCDR_PERIPH2_CLK_SEL) { @@ -625,7 +628,8 @@ void mxs_set_lcdclk(u32 base_addr, u32 freq)
debug("mxs_set_lcdclk, freq = %dKHz\n", freq);
- if (!is_mx6sx() && !is_mx6ul() && !is_mx6ull() && !is_mx6sl()) { + if (!is_mx6sx() && !is_mx6ul() && !is_mx6ull() && !is_mx6sl() && + !is_mx6sll()) { debug("This chip not support lcd!\n"); return; } @@ -783,7 +787,7 @@ int enable_lcdif_clock(u32 base_addr, bool enable) MXC_CCM_CCGR3_DISP_AXI_MASK) : (MXC_CCM_CCGR3_LCDIF1_PIX_MASK | MXC_CCM_CCGR3_DISP_AXI_MASK); - } else if (is_mx6ul() || is_mx6ull()) { + } else if (is_mx6ul() || is_mx6ull() || is_mx6sll()) { if (base_addr != LCDIF1_BASE_ADDR) { puts("Wrong LCD interface!\n"); return -EINVAL; @@ -976,6 +980,16 @@ static u32 get_usdhc_clk(u32 port) u32 cscmr1 = __raw_readl(&imx_ccm->cscmr1); u32 cscdr1 = __raw_readl(&imx_ccm->cscdr1);
+ if (is_mx6ul() || is_mx6ull()) { + if (port > 1) + return 0; + } + + if (is_mx6sll()) { + if (port > 2) + return 0; + } + switch (port) { case 0: usdhc_podf = (cscdr1 & MXC_CCM_CSCDR1_USDHC1_PODF_MASK) >> @@ -1139,7 +1153,7 @@ void hab_caam_clock_enable(unsigned char enable) { u32 reg;
- if (is_mx6ull()) { + if (is_mx6ull() || is_mx6sll()) { /* CG5, DCP clock */ reg = __raw_readl(&imx_ccm->CCGR0); if (enable)