1 files changed, 16 insertions, 0 deletions

diff --git a/firmware/target/arm/imx233/clkctrl-imx233.h b/firmware/target/arm/imx233/clkctrl-imx233.h
index ffc15c1043..1533b52cce 100644
--- a/firmware/target/arm/imx233/clkctrl-imx233.h
+++ b/firmware/target/arm/imx233/clkctrl-imx233.h
@@ -31,9 +31,20 @@
 #define HW_CLKCTRL_XTAL__TIMROT_CLK32K_GATE (1 << 26)
 
 #define HW_CLKCTRL_PIX      (*(volatile uint32_t *)(HW_CLKCTRL_BASE + 0x60))
+#define HW_CLKCTRL_SSP      (*(volatile uint32_t *)(HW_CLKCTRL_BASE + 0x70))
 
 #define HW_CLKCTRL_CLKSEQ   (*(volatile uint32_t *)(HW_CLKCTRL_BASE + 0x110))
 #define HW_CLKCTRL_CLKSEQ__BYPASS_PIX   (1 << 1)
+#define HW_CLKCTRL_CLKSEQ__BYPASS_SSP   (1 << 5)
+
+#define HW_CLKCTRL_FRAC     (*(volatile uint32_t *)(HW_CLKCTRL_BASE + 0xf0))
+#define HW_CLKCTRL_FRAC_CPU (*(volatile uint8_t *)(HW_CLKCTRL_BASE + 0xf0))
+#define HW_CLKCTRL_FRAC_EMI (*(volatile uint8_t *)(HW_CLKCTRL_BASE + 0xf1))
+#define HW_CLKCTRL_FRAC_PIX (*(volatile uint8_t *)(HW_CLKCTRL_BASE + 0xf2))
+#define HW_CLKCTRL_FRAC_IO  (*(volatile uint8_t *)(HW_CLKCTRL_BASE + 0xf3))
+#define HW_CLKCTRL_FRAC_XX__XXDIV_BM    0x3f
+#define HW_CLKCTRL_FRAC_XX__XX_STABLE   (1 << 6)
+#define HW_CLKCTRL_FRAC_XX__CLKGATEXX   (1 << 7)
 
 #define HW_CLKCTRL_RESET    (*(volatile uint32_t *)(HW_CLKCTRL_BASE + 0x120))
 #define HW_CLKCTRL_RESET_CHIP   0x2
@@ -42,11 +53,16 @@
 enum imx233_clock_t
 {
     CLK_PIX,
+    CLK_SSP,
+    CLK_IO,
 };
 
 void imx233_enable_timrot_xtal_clk32k(bool enable);
+/* only use it for non-fractional clocks (ie not for IO) */
 void imx233_enable_clock(enum imx233_clock_t clk, bool enable);
 void imx233_set_clock_divisor(enum imx233_clock_t clk, int div);
+/* call with fracdiv=0 to disable it */
+void imx233_set_fractional_divisor(enum imx233_clock_t clk, int fracdiv);
 void imx233_set_bypass_pll(enum imx233_clock_t clk, bool bypass);
 
 #endif /* CLKCTRL_IMX233_H */