Separate the register definition to be able to add more SoCs to use them.
Signed-off-by: Juergen Borleis <[email protected]>
---
arch/ppc/mach-mpc5xxx/include/mach/mpc5xxx_psc.h | 154 +++++++++++++++++++++++
1 file changed, 154 insertions(+)
create mode 100644 arch/ppc/mach-mpc5xxx/include/mach/mpc5xxx_psc.h
diff --git a/arch/ppc/mach-mpc5xxx/include/mach/mpc5xxx_psc.h
b/arch/ppc/mach-mpc5xxx/include/mach/mpc5xxx_psc.h
new file mode 100644
index 0000000..a44d213
--- /dev/null
+++ b/arch/ppc/mach-mpc5xxx/include/mach/mpc5xxx_psc.h
@@ -0,0 +1,154 @@
+#include <linux/types.h>
+
+/* Programmable Serial Controller (PSC) status register bits */
+#define PSC_SR_CDE 0x0080
+#define PSC_SR_RXRDY 0x0100
+#define PSC_SR_RXFULL 0x0200
+#define PSC_SR_TXRDY 0x0400
+#define PSC_SR_TXEMP 0x0800
+#define PSC_SR_OE 0x1000
+#define PSC_SR_PE 0x2000
+#define PSC_SR_FE 0x4000
+#define PSC_SR_RB 0x8000
+
+/* PSC Command values */
+#define PSC_RX_ENABLE 0x0001
+#define PSC_RX_DISABLE 0x0002
+#define PSC_TX_ENABLE 0x0004
+#define PSC_TX_DISABLE 0x0008
+#define PSC_SEL_MODE_REG_1 0x0010
+#define PSC_RST_RX 0x0020
+#define PSC_RST_TX 0x0030
+#define PSC_RST_ERR_STAT 0x0040
+#define PSC_RST_BRK_CHG_INT 0x0050
+#define PSC_START_BRK 0x0060
+#define PSC_STOP_BRK 0x0070
+
+/* PSC Rx FIFO status bits */
+#define PSC_RX_FIFO_ERR 0x0040
+#define PSC_RX_FIFO_UF 0x0020
+#define PSC_RX_FIFO_OF 0x0010
+#define PSC_RX_FIFO_FR 0x0008
+#define PSC_RX_FIFO_FULL 0x0004
+#define PSC_RX_FIFO_ALARM 0x0002
+#define PSC_RX_FIFO_EMPTY 0x0001
+
+/* PSC interrupt mask bits */
+#define PSC_IMR_TXRDY 0x0100
+#define PSC_IMR_RXRDY 0x0200
+#define PSC_IMR_DB 0x0400
+#define PSC_IMR_IPC 0x8000
+
+/* PSC input port change bits */
+#define PSC_IPCR_CTS 0x01
+#define PSC_IPCR_DCD 0x02
+
+/* PSC mode fields */
+#define PSC_MODE_5_BITS 0x00
+#define PSC_MODE_6_BITS 0x01
+#define PSC_MODE_7_BITS 0x02
+#define PSC_MODE_8_BITS 0x03
+#define PSC_MODE_PAREVEN 0x00
+#define PSC_MODE_PARODD 0x04
+#define PSC_MODE_PARFORCE 0x08
+#define PSC_MODE_PARNONE 0x10
+#define PSC_MODE_ERR 0x20
+#define PSC_MODE_FFULL 0x40
+#define PSC_MODE_RXRTS 0x80
+
+#define PSC_MODE_ONE_STOP_5_BITS 0x00
+#define PSC_MODE_ONE_STOP 0x07
+#define PSC_MODE_TWO_STOP 0x0f
+
+struct mpc5xxx_psc {
+ u8 mode; /* PSC + 0x00 */
+ u8 reserved0[3];
+ union { /* PSC + 0x04 */
+ u16 status;
+ u16 clock_select;
+ } sr_csr;
+#define psc_status sr_csr.status
+#define psc_clock_select sr_csr.clock_select
+ u16 reserved1;
+ u8 command; /* PSC + 0x08 */
+ u8 reserved2[3];
+ union { /* PSC + 0x0c */
+ u8 buffer_8;
+ u16 buffer_16;
+ u32 buffer_32;
+ } buffer;
+#define psc_buffer_8 buffer.buffer_8
+#define psc_buffer_16 buffer.buffer_16
+#define psc_buffer_32 buffer.buffer_32
+ union { /* PSC + 0x10 */
+ u8 ipcr;
+ u8 acr;
+ } ipcr_acr;
+#define psc_ipcr ipcr_acr.ipcr
+#define psc_acr ipcr_acr.acr
+ u8 reserved3[3];
+ union { /* PSC + 0x14 */
+ u16 isr;
+ u16 imr;
+ } isr_imr;
+#define psc_isr isr_imr.isr
+#define psc_imr isr_imr.imr
+ u16 reserved4;
+ u8 ctur; /* PSC + 0x18 */
+ u8 reserved5[3];
+ u8 ctlr; /* PSC + 0x1c */
+ u8 reserved6[3];
+ u16 ccr; /* PSC + 0x20 */
+ u8 reserved7[14];
+ u8 ivr; /* PSC + 0x30 */
+ u8 reserved8[3];
+ u8 ip; /* PSC + 0x34 */
+ u8 reserved9[3];
+ u8 op1; /* PSC + 0x38 */
+ u8 reserved10[3];
+ u8 op0; /* PSC + 0x3c */
+ u8 reserved11[3];
+ u32 sicr; /* PSC + 0x40 */
+ u8 ircr1; /* PSC + 0x44 */
+ u8 reserved12[3];
+ u8 ircr2; /* PSC + 0x44 */
+ u8 reserved13[3];
+ u8 irsdr; /* PSC + 0x4c */
+ u8 reserved14[3];
+ u8 irmdr; /* PSC + 0x50 */
+ u8 reserved15[3];
+ u8 irfdr; /* PSC + 0x54 */
+ u8 reserved16[3];
+ u16 rfnum; /* PSC + 0x58 */
+ u16 reserved17;
+ u16 tfnum; /* PSC + 0x5c */
+ u16 reserved18;
+ u32 rfdata; /* PSC + 0x60 */
+ u16 rfstat; /* PSC + 0x64 */
+ u16 reserved20;
+ u8 rfcntl; /* PSC + 0x68 */
+ u8 reserved21[5];
+ u16 rfalarm; /* PSC + 0x6e */
+ u16 reserved22;
+ u16 rfrptr; /* PSC + 0x72 */
+ u16 reserved23;
+ u16 rfwptr; /* PSC + 0x76 */
+ u16 reserved24;
+ u16 rflrfptr; /* PSC + 0x7a */
+ u16 reserved25;
+ u16 rflwfptr; /* PSC + 0x7e */
+ u32 tfdata; /* PSC + 0x80 */
+ u16 tfstat; /* PSC + 0x84 */
+ u16 reserved26;
+ u8 tfcntl; /* PSC + 0x88 */
+ u8 reserved27[5];
+ u16 tfalarm; /* PSC + 0x8e */
+ u16 reserved28;
+ u16 tfrptr; /* PSC + 0x92 */
+ u16 reserved29;
+ u16 tfwptr; /* PSC + 0x96 */
+ u16 reserved30;
+ u16 tflrfptr; /* PSC + 0x9a */
+ u16 reserved31;
+ u16 tflwfptr; /* PSC + 0x9e */
+};
--
2.1.0
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