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authorMichael Ellerman <mpe@ellerman.id.au>2015-11-05 19:35:12 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2015-11-05 19:35:12 +1100
commit8bdf2023e238ce2262d0cf1aca78785dc46e15db (patch)
tree3fc66bb23f987ec6d6108074e731a84eb3574250 /arch/powerpc/include
parent3b0e21ec3b22ab5eced5331eaf55949006f22687 (diff)
parent39e69f55f85731d9c0320c03212a4d1f149464f0 (diff)
Merge branch 'next' of git://git.denx.de/linux-denx-agust into next
MPC5xxx updates from Anatolij: "Highlights include a driver for MPC512x LocalPlus Bus FIFO with its device tree binding documentation, mpc512x device tree updates and some minor fixes."
Diffstat (limited to 'arch/powerpc/include')
-rw-r--r--arch/powerpc/include/asm/mpc5121.h59
-rw-r--r--arch/powerpc/include/asm/mpc52xx_psc.h2
2 files changed, 59 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/mpc5121.h b/arch/powerpc/include/asm/mpc5121.h
index 4a69cd1d5041..deaeb0b1f171 100644
--- a/arch/powerpc/include/asm/mpc5121.h
+++ b/arch/powerpc/include/asm/mpc5121.h
@@ -60,4 +60,63 @@ struct mpc512x_lpc {
int mpc512x_cs_config(unsigned int cs, u32 val);
+/*
+ * SCLPC Module (LPB FIFO)
+ */
+struct mpc512x_lpbfifo {
+ u32 pkt_size; /* SCLPC Packet Size Register */
+ u32 start_addr; /* SCLPC Start Address Register */
+ u32 ctrl; /* SCLPC Control Register */
+ u32 enable; /* SCLPC Enable Register */
+ u32 reserved1;
+ u32 status; /* SCLPC Status Register */
+ u32 bytes_done; /* SCLPC Bytes Done Register */
+ u32 emb_sc; /* EMB Share Counter Register */
+ u32 emb_pc; /* EMB Pause Control Register */
+ u32 reserved2[7];
+ u32 data_word; /* LPC RX/TX FIFO Data Word Register */
+ u32 fifo_status; /* LPC RX/TX FIFO Status Register */
+ u32 fifo_ctrl; /* LPC RX/TX FIFO Control Register */
+ u32 fifo_alarm; /* LPC RX/TX FIFO Alarm Register */
+};
+
+#define MPC512X_SCLPC_START (1 << 31)
+#define MPC512X_SCLPC_CS(x) (((x) & 0x7) << 24)
+#define MPC512X_SCLPC_FLUSH (1 << 17)
+#define MPC512X_SCLPC_READ (1 << 16)
+#define MPC512X_SCLPC_DAI (1 << 8)
+#define MPC512X_SCLPC_BPT(x) ((x) & 0x3f)
+#define MPC512X_SCLPC_RESET (1 << 24)
+#define MPC512X_SCLPC_FIFO_RESET (1 << 16)
+#define MPC512X_SCLPC_ABORT_INT_ENABLE (1 << 9)
+#define MPC512X_SCLPC_NORM_INT_ENABLE (1 << 8)
+#define MPC512X_SCLPC_ENABLE (1 << 0)
+#define MPC512X_SCLPC_SUCCESS (1 << 24)
+#define MPC512X_SCLPC_FIFO_CTRL(x) (((x) & 0x7) << 24)
+#define MPC512X_SCLPC_FIFO_ALARM(x) ((x) & 0x3ff)
+
+enum lpb_dev_portsize {
+ LPB_DEV_PORTSIZE_UNDEFINED = 0,
+ LPB_DEV_PORTSIZE_1_BYTE = 1,
+ LPB_DEV_PORTSIZE_2_BYTES = 2,
+ LPB_DEV_PORTSIZE_4_BYTES = 4,
+ LPB_DEV_PORTSIZE_8_BYTES = 8
+};
+
+enum mpc512x_lpbfifo_req_dir {
+ MPC512X_LPBFIFO_REQ_DIR_READ,
+ MPC512X_LPBFIFO_REQ_DIR_WRITE
+};
+
+struct mpc512x_lpbfifo_request {
+ phys_addr_t dev_phys_addr; /* physical address of some device on LPB */
+ void *ram_virt_addr; /* virtual address of some region in RAM */
+ u32 size;
+ enum lpb_dev_portsize portsize;
+ enum mpc512x_lpbfifo_req_dir dir;
+ void (*callback)(struct mpc512x_lpbfifo_request *);
+};
+
+int mpc512x_lpbfifo_submit(struct mpc512x_lpbfifo_request *req);
+
#endif /* __ASM_POWERPC_MPC5121_H__ */
diff --git a/arch/powerpc/include/asm/mpc52xx_psc.h b/arch/powerpc/include/asm/mpc52xx_psc.h
index 04c7e8fc24c2..ec995b289280 100644
--- a/arch/powerpc/include/asm/mpc52xx_psc.h
+++ b/arch/powerpc/include/asm/mpc52xx_psc.h
@@ -261,8 +261,6 @@ struct mpc52xx_psc_fifo {
#define MPC512x_PSC_FIFO_FULL 0x2
#define MPC512x_PSC_FIFO_ALARM 0x4
#define MPC512x_PSC_FIFO_URERR 0x8
-#define MPC512x_PSC_FIFO_ORERR 0x01
-#define MPC512x_PSC_FIFO_MEMERROR 0x02
struct mpc512x_psc_fifo {
u32 reserved1[10];