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-rw-r--r--include/asm-mips/mach-au1x00/au1xxx_psc.h131
1 files changed, 49 insertions, 82 deletions
diff --git a/include/asm-mips/mach-au1x00/au1xxx_psc.h b/include/asm-mips/mach-au1x00/au1xxx_psc.h
index 1bd4e27..dae4eca 100644
--- a/include/asm-mips/mach-au1x00/au1xxx_psc.h
+++ b/include/asm-mips/mach-au1x00/au1xxx_psc.h
@@ -33,7 +33,6 @@
#ifndef _AU1000_PSC_H_
#define _AU1000_PSC_H_
-
/* The PSC base addresses. */
#ifdef CONFIG_SOC_AU1550
#define PSC0_BASE_ADDR 0xb1a00000
@@ -47,8 +46,8 @@
#define PSC1_BASE_ADDR 0xb1b00000
#endif
-/* The PSC select and control registers are common to
- * all protocols.
+/*
+ * The PSC select and control registers are common to all protocols.
*/
#define PSC_SEL_OFFSET 0x00000000
#define PSC_CTRL_OFFSET 0x00000004
@@ -59,18 +58,17 @@
#define PSC_SEL_CLK_SERCLK (2 << 4)
#define PSC_SEL_PS_MASK 0x00000007
-#define PSC_SEL_PS_DISABLED (0)
-#define PSC_SEL_PS_SPIMODE (2)
-#define PSC_SEL_PS_I2SMODE (3)
-#define PSC_SEL_PS_AC97MODE (4)
-#define PSC_SEL_PS_SMBUSMODE (5)
-
-#define PSC_CTRL_DISABLE (0)
-#define PSC_CTRL_SUSPEND (2)
-#define PSC_CTRL_ENABLE (3)
-
-/* AC97 Registers.
-*/
+#define PSC_SEL_PS_DISABLED 0
+#define PSC_SEL_PS_SPIMODE 2
+#define PSC_SEL_PS_I2SMODE 3
+#define PSC_SEL_PS_AC97MODE 4
+#define PSC_SEL_PS_SMBUSMODE 5
+
+#define PSC_CTRL_DISABLE 0
+#define PSC_CTRL_SUSPEND 2
+#define PSC_CTRL_ENABLE 3
+
+/* AC97 Registers. */
#define PSC_AC97CFG_OFFSET 0x00000008
#define PSC_AC97MSK_OFFSET 0x0000000c
#define PSC_AC97PCR_OFFSET 0x00000010
@@ -95,8 +93,7 @@
#define PSC_AC97GPO (AC97_PSC_BASE + PSC_AC97GPO_OFFSET)
#define PSC_AC97GPI (AC97_PSC_BASE + PSC_AC97GPI_OFFSET)
-/* AC97 Config Register.
-*/
+/* AC97 Config Register. */
#define PSC_AC97CFG_RT_MASK (3 << 30)
#define PSC_AC97CFG_RT_FIFO1 (0 << 30)
#define PSC_AC97CFG_RT_FIFO2 (1 << 30)
@@ -118,20 +115,19 @@
#define PSC_AC97CFG_RXSLOT_MASK (0x3ff << 1)
#define PSC_AC97CFG_GE_ENABLE (1)
-/* Enable slots 3-12.
-*/
+/* Enable slots 3-12. */
#define PSC_AC97CFG_TXSLOT_ENA(x) (1 << (((x) - 3) + 11))
#define PSC_AC97CFG_RXSLOT_ENA(x) (1 << (((x) - 3) + 1))
-/* The word length equation is ((x) * 2) + 2, so choose 'x' appropriately.
+/*
+ * The word length equation is ((x) * 2) + 2, so choose 'x' appropriately.
* The only sensible numbers are 7, 9, or possibly 11. Nah, just do the
* arithmetic in the macro.
*/
-#define PSC_AC97CFG_SET_LEN(x) (((((x)-2)/2) & 0xf) << 21)
+#define PSC_AC97CFG_SET_LEN(x) (((((x) - 2) / 2) & 0xf) << 21)
#define PSC_AC97CFG_GET_LEN(x) (((((x) >> 21) & 0xf) * 2) + 2)
-/* AC97 Mask Register.
-*/
+/* AC97 Mask Register. */
#define PSC_AC97MSK_GR (1 << 25)
#define PSC_AC97MSK_CD (1 << 24)
#define PSC_AC97MSK_RR (1 << 13)
@@ -148,8 +144,7 @@
PSC_AC97MSK_TO | PSC_AC97MSK_TU | \
PSC_AC97MSK_RD | PSC_AC97MSK_TD)
-/* AC97 Protocol Control Register.
-*/
+/* AC97 Protocol Control Register. */
#define PSC_AC97PCR_RC (1 << 6)
#define PSC_AC97PCR_RP (1 << 5)
#define PSC_AC97PCR_RS (1 << 4)
@@ -157,8 +152,7 @@
#define PSC_AC97PCR_TP (1 << 1)
#define PSC_AC97PCR_TS (1 << 0)
-/* AC97 Status register (read only).
-*/
+/* AC97 Status register (read only). */
#define PSC_AC97STAT_CB (1 << 26)
#define PSC_AC97STAT_CP (1 << 25)
#define PSC_AC97STAT_CR (1 << 24)
@@ -174,8 +168,7 @@
#define PSC_AC97STAT_DR (1 << 1)
#define PSC_AC97STAT_SR (1 << 0)
-/* AC97 Event Register.
-*/
+/* AC97 Event Register. */
#define PSC_AC97EVNT_GR (1 << 25)
#define PSC_AC97EVNT_CD (1 << 24)
#define PSC_AC97EVNT_RR (1 << 13)
@@ -187,22 +180,18 @@
#define PSC_AC97EVNT_RD (1 << 5)
#define PSC_AC97EVNT_TD (1 << 4)
-/* CODEC Command Register.
-*/
+/* CODEC Command Register. */
#define PSC_AC97CDC_RD (1 << 25)
#define PSC_AC97CDC_ID_MASK (3 << 23)
#define PSC_AC97CDC_INDX_MASK (0x7f << 16)
-#define PSC_AC97CDC_ID(x) (((x) & 0x3) << 23)
+#define PSC_AC97CDC_ID(x) (((x) & 0x03) << 23)
#define PSC_AC97CDC_INDX(x) (((x) & 0x7f) << 16)
-/* AC97 Reset Control Register.
-*/
+/* AC97 Reset Control Register. */
#define PSC_AC97RST_RST (1 << 1)
#define PSC_AC97RST_SNC (1 << 0)
-
-/* PSC in I2S Mode.
-*/
+/* PSC in I2S Mode. */
typedef struct psc_i2s {
u32 psc_sel;
u32 psc_ctrl;
@@ -215,8 +204,7 @@ typedef struct psc_i2s {
u32 psc_i2sudf;
} psc_i2s_t;
-/* I2S Config Register.
-*/
+/* I2S Config Register. */
#define PSC_I2SCFG_RT_MASK (3 << 30)
#define PSC_I2SCFG_RT_FIFO1 (0 << 30)
#define PSC_I2SCFG_RT_FIFO2 (1 << 30)
@@ -247,8 +235,7 @@ typedef struct psc_i2s {
#define PSC_I2SCFG_MLJ (1 << 10)
#define PSC_I2SCFG_XM (1 << 9)
-/* The word length equation is simply LEN+1.
- */
+/* The word length equation is simply LEN+1. */
#define PSC_I2SCFG_SET_LEN(x) ((((x) - 1) & 0x1f) << 4)
#define PSC_I2SCFG_GET_LEN(x) ((((x) >> 4) & 0x1f) + 1)
@@ -256,8 +243,7 @@ typedef struct psc_i2s {
#define PSC_I2SCFG_MLF (1 << 1)
#define PSC_I2SCFG_MS (1 << 0)
-/* I2S Mask Register.
-*/
+/* I2S Mask Register. */
#define PSC_I2SMSK_RR (1 << 13)
#define PSC_I2SMSK_RO (1 << 12)
#define PSC_I2SMSK_RU (1 << 11)
@@ -271,8 +257,7 @@ typedef struct psc_i2s {
PSC_I2SMSK_TO | PSC_I2SMSK_TU | \
PSC_I2SMSK_RD | PSC_I2SMSK_TD)
-/* I2S Protocol Control Register.
-*/
+/* I2S Protocol Control Register. */
#define PSC_I2SPCR_RC (1 << 6)
#define PSC_I2SPCR_RP (1 << 5)
#define PSC_I2SPCR_RS (1 << 4)
@@ -280,8 +265,7 @@ typedef struct psc_i2s {
#define PSC_I2SPCR_TP (1 << 1)
#define PSC_I2SPCR_TS (1 << 0)
-/* I2S Status register (read only).
-*/
+/* I2S Status register (read only). */
#define PSC_I2SSTAT_RF (1 << 13)
#define PSC_I2SSTAT_RE (1 << 12)
#define PSC_I2SSTAT_RR (1 << 11)
@@ -294,8 +278,7 @@ typedef struct psc_i2s {
#define PSC_I2SSTAT_DR (1 << 1)
#define PSC_I2SSTAT_SR (1 << 0)
-/* I2S Event Register.
-*/
+/* I2S Event Register. */
#define PSC_I2SEVNT_RR (1 << 13)
#define PSC_I2SEVNT_RO (1 << 12)
#define PSC_I2SEVNT_RU (1 << 11)
@@ -305,8 +288,7 @@ typedef struct psc_i2s {
#define PSC_I2SEVNT_RD (1 << 5)
#define PSC_I2SEVNT_TD (1 << 4)
-/* PSC in SPI Mode.
-*/
+/* PSC in SPI Mode. */
typedef struct psc_spi {
u32 psc_sel;
u32 psc_ctrl;
@@ -318,8 +300,7 @@ typedef struct psc_spi {
u32 psc_spitxrx;
} psc_spi_t;
-/* SPI Config Register.
-*/
+/* SPI Config Register. */
#define PSC_SPICFG_RT_MASK (3 << 30)
#define PSC_SPICFG_RT_FIFO1 (0 << 30)
#define PSC_SPICFG_RT_FIFO2 (1 << 30)
@@ -355,8 +336,7 @@ typedef struct psc_spi {
#define PSC_SPICFG_MLF (1 << 1)
#define PSC_SPICFG_MO (1 << 0)
-/* SPI Mask Register.
-*/
+/* SPI Mask Register. */
#define PSC_SPIMSK_MM (1 << 16)
#define PSC_SPIMSK_RR (1 << 13)
#define PSC_SPIMSK_RO (1 << 12)
@@ -371,16 +351,14 @@ typedef struct psc_spi {
PSC_SPIMSK_TU | PSC_SPIMSK_SD | \
PSC_SPIMSK_MD)
-/* SPI Protocol Control Register.
-*/
+/* SPI Protocol Control Register. */
#define PSC_SPIPCR_RC (1 << 6)
#define PSC_SPIPCR_SP (1 << 5)
#define PSC_SPIPCR_SS (1 << 4)
#define PSC_SPIPCR_TC (1 << 2)
#define PSC_SPIPCR_MS (1 << 0)
-/* SPI Status register (read only).
-*/
+/* SPI Status register (read only). */
#define PSC_SPISTAT_RF (1 << 13)
#define PSC_SPISTAT_RE (1 << 12)
#define PSC_SPISTAT_RR (1 << 11)
@@ -393,8 +371,7 @@ typedef struct psc_spi {
#define PSC_SPISTAT_DR (1 << 1)
#define PSC_SPISTAT_SR (1 << 0)
-/* SPI Event Register.
-*/
+/* SPI Event Register. */
#define PSC_SPIEVNT_MM (1 << 16)
#define PSC_SPIEVNT_RR (1 << 13)
#define PSC_SPIEVNT_RO (1 << 12)
@@ -405,13 +382,11 @@ typedef struct psc_spi {
#define PSC_SPIEVNT_SD (1 << 5)
#define PSC_SPIEVNT_MD (1 << 4)
-/* Transmit register control.
-*/
+/* Transmit register control. */
#define PSC_SPITXRX_LC (1 << 29)
#define PSC_SPITXRX_SR (1 << 28)
-/* PSC in SMBus (I2C) Mode.
-*/
+/* PSC in SMBus (I2C) Mode. */
typedef struct psc_smb {
u32 psc_sel;
u32 psc_ctrl;
@@ -424,8 +399,7 @@ typedef struct psc_smb {
u32 psc_smbtmr;
} psc_smb_t;
-/* SMBus Config Register.
-*/
+/* SMBus Config Register. */
#define PSC_SMBCFG_RT_MASK (3 << 30)
#define PSC_SMBCFG_RT_FIFO1 (0 << 30)
#define PSC_SMBCFG_RT_FIFO2 (1 << 30)
@@ -452,8 +426,7 @@ typedef struct psc_smb {
#define PSC_SMBCFG_SET_SLV(x) (((x) & 0x7f) << 1)
-/* SMBus Mask Register.
-*/
+/* SMBus Mask Register. */
#define PSC_SMBMSK_DN (1 << 30)
#define PSC_SMBMSK_AN (1 << 29)
#define PSC_SMBMSK_AL (1 << 28)
@@ -471,13 +444,11 @@ typedef struct psc_smb {
PSC_SMBMSK_TU | PSC_SMBMSK_SD | \
PSC_SMBMSK_MD)
-/* SMBus Protocol Control Register.
-*/
+/* SMBus Protocol Control Register. */
#define PSC_SMBPCR_DC (1 << 2)
#define PSC_SMBPCR_MS (1 << 0)
-/* SMBus Status register (read only).
-*/
+/* SMBus Status register (read only). */
#define PSC_SMBSTAT_BB (1 << 28)
#define PSC_SMBSTAT_RF (1 << 13)
#define PSC_SMBSTAT_RE (1 << 12)
@@ -491,8 +462,7 @@ typedef struct psc_smb {
#define PSC_SMBSTAT_DR (1 << 1)
#define PSC_SMBSTAT_SR (1 << 0)
-/* SMBus Event Register.
-*/
+/* SMBus Event Register. */
#define PSC_SMBEVNT_DN (1 << 30)
#define PSC_SMBEVNT_AN (1 << 29)
#define PSC_SMBEVNT_AL (1 << 28)
@@ -510,15 +480,13 @@ typedef struct psc_smb {
PSC_SMBEVNT_TU | PSC_SMBEVNT_SD | \
PSC_SMBEVNT_MD)
-/* Transmit register control.
-*/
+/* Transmit register control. */
#define PSC_SMBTXRX_RSR (1 << 28)
#define PSC_SMBTXRX_STP (1 << 29)
-#define PSC_SMBTXRX_DATAMASK (0xff)
+#define PSC_SMBTXRX_DATAMASK 0xff
-/* SMBus protocol timers register.
-*/
-#define PSC_SMBTMR_SET_TH(x) (((x) & 0x3) << 30)
+/* SMBus protocol timers register. */
+#define PSC_SMBTMR_SET_TH(x) (((x) & 0x03) << 30)
#define PSC_SMBTMR_SET_PS(x) (((x) & 0x1f) << 25)
#define PSC_SMBTMR_SET_PU(x) (((x) & 0x1f) << 20)
#define PSC_SMBTMR_SET_SH(x) (((x) & 0x1f) << 15)
@@ -526,5 +494,4 @@ typedef struct psc_smb {
#define PSC_SMBTMR_SET_CL(x) (((x) & 0x1f) << 5)
#define PSC_SMBTMR_SET_CH(x) (((x) & 0x1f) << 0)
-
#endif /* _AU1000_PSC_H_ */
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