@@ -1,171 +1 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef __CPM_H
-#define __CPM_H
-
-#include <linux/compiler.h>
-#include <linux/types.h>
-#include <linux/errno.h>
-#include <linux/of.h>
-#include <soc/fsl/qe/qe.h>
-
-/*
- * SPI Parameter RAM common to QE and CPM.
- */
-struct spi_pram {
- __be16 rbase; /* Rx Buffer descriptor base address */
- __be16 tbase; /* Tx Buffer descriptor base address */
- u8 rfcr; /* Rx function code */
- u8 tfcr; /* Tx function code */
- __be16 mrblr; /* Max receive buffer length */
- __be32 rstate; /* Internal */
- __be32 rdp; /* Internal */
- __be16 rbptr; /* Internal */
- __be16 rbc; /* Internal */
- __be32 rxtmp; /* Internal */
- __be32 tstate; /* Internal */
- __be32 tdp; /* Internal */
- __be16 tbptr; /* Internal */
- __be16 tbc; /* Internal */
- __be32 txtmp; /* Internal */
- __be32 res; /* Tx temp. */
- __be16 rpbase; /* Relocation pointer (CPM1 only) */
- __be16 res1; /* Reserved */
-};
-
-/*
- * USB Controller pram common to QE and CPM.
- */
-struct usb_ctlr {
- u8 usb_usmod;
- u8 usb_usadr;
- u8 usb_uscom;
- u8 res1[1];
- __be16 usb_usep[4];
- u8 res2[4];
- __be16 usb_usber;
- u8 res3[2];
- __be16 usb_usbmr;
- u8 res4[1];
- u8 usb_usbs;
- /* Fields down below are QE-only */
- __be16 usb_ussft;
- u8 res5[2];
- __be16 usb_usfrn;
- u8 res6[0x22];
-} __attribute__ ((packed));
-
-/*
- * Function code bits, usually generic to devices.
- */
-#ifdef CONFIG_CPM1
-#define CPMFCR_GBL ((u_char)0x00) /* Flag doesn't exist in CPM1 */
-#define CPMFCR_TC2 ((u_char)0x00) /* Flag doesn't exist in CPM1 */
-#define CPMFCR_DTB ((u_char)0x00) /* Flag doesn't exist in CPM1 */
-#define CPMFCR_BDB ((u_char)0x00) /* Flag doesn't exist in CPM1 */
-#else
-#define CPMFCR_GBL ((u_char)0x20) /* Set memory snooping */
-#define CPMFCR_TC2 ((u_char)0x04) /* Transfer code 2 value */
-#define CPMFCR_DTB ((u_char)0x02) /* Use local bus for data when set */
-#define CPMFCR_BDB ((u_char)0x01) /* Use local bus for BD when set */
-#endif
-#define CPMFCR_EB ((u_char)0x10) /* Set big endian byte order */
-
-/* Opcodes common to CPM1 and CPM2
-*/
-#define CPM_CR_INIT_TRX ((ushort)0x0000)
-#define CPM_CR_INIT_RX ((ushort)0x0001)
-#define CPM_CR_INIT_TX ((ushort)0x0002)
-#define CPM_CR_HUNT_MODE ((ushort)0x0003)
-#define CPM_CR_STOP_TX ((ushort)0x0004)
-#define CPM_CR_GRA_STOP_TX ((ushort)0x0005)
-#define CPM_CR_RESTART_TX ((ushort)0x0006)
-#define CPM_CR_CLOSE_RX_BD ((ushort)0x0007)
-#define CPM_CR_SET_GADDR ((ushort)0x0008)
-#define CPM_CR_SET_TIMER ((ushort)0x0008)
-#define CPM_CR_STOP_IDMA ((ushort)0x000b)
-
-/* Buffer descriptors used by many of the CPM protocols. */
-typedef struct cpm_buf_desc {
- ushort cbd_sc; /* Status and Control */
- ushort cbd_datlen; /* Data length in buffer */
- uint cbd_bufaddr; /* Buffer address in host memory */
-} cbd_t;
-
-/* Buffer descriptor control/status used by serial
- */
-
-#define BD_SC_EMPTY (0x8000) /* Receive is empty */
-#define BD_SC_READY (0x8000) /* Transmit is ready */
-#define BD_SC_WRAP (0x2000) /* Last buffer descriptor */
-#define BD_SC_INTRPT (0x1000) /* Interrupt on change */
-#define BD_SC_LAST (0x0800) /* Last buffer in frame */
-#define BD_SC_TC (0x0400) /* Transmit CRC */
-#define BD_SC_CM (0x0200) /* Continuous mode */
-#define BD_SC_ID (0x0100) /* Rec'd too many idles */
-#define BD_SC_P (0x0100) /* xmt preamble */
-#define BD_SC_BR (0x0020) /* Break received */
-#define BD_SC_FR (0x0010) /* Framing error */
-#define BD_SC_PR (0x0008) /* Parity error */
-#define BD_SC_NAK (0x0004) /* NAK - did not respond */
-#define BD_SC_OV (0x0002) /* Overrun */
-#define BD_SC_UN (0x0002) /* Underrun */
-#define BD_SC_CD (0x0001) /* */
-#define BD_SC_CL (0x0001) /* Collision */
-
-/* Buffer descriptor control/status used by Ethernet receive.
- * Common to SCC and FCC.
- */
-#define BD_ENET_RX_EMPTY (0x8000)
-#define BD_ENET_RX_WRAP (0x2000)
-#define BD_ENET_RX_INTR (0x1000)
-#define BD_ENET_RX_LAST (0x0800)
-#define BD_ENET_RX_FIRST (0x0400)
-#define BD_ENET_RX_MISS (0x0100)
-#define BD_ENET_RX_BC (0x0080) /* FCC Only */
-#define BD_ENET_RX_MC (0x0040) /* FCC Only */
-#define BD_ENET_RX_LG (0x0020)
-#define BD_ENET_RX_NO (0x0010)
-#define BD_ENET_RX_SH (0x0008)
-#define BD_ENET_RX_CR (0x0004)
-#define BD_ENET_RX_OV (0x0002)
-#define BD_ENET_RX_CL (0x0001)
-#define BD_ENET_RX_STATS (0x01ff) /* All status bits */
-
-/* Buffer descriptor control/status used by Ethernet transmit.
- * Common to SCC and FCC.
- */
-#define BD_ENET_TX_READY (0x8000)
-#define BD_ENET_TX_PAD (0x4000)
-#define BD_ENET_TX_WRAP (0x2000)
-#define BD_ENET_TX_INTR (0x1000)
-#define BD_ENET_TX_LAST (0x0800)
-#define BD_ENET_TX_TC (0x0400)
-#define BD_ENET_TX_DEF (0x0200)
-#define BD_ENET_TX_HB (0x0100)
-#define BD_ENET_TX_LC (0x0080)
-#define BD_ENET_TX_RL (0x0040)
-#define BD_ENET_TX_RCMASK (0x003c)
-#define BD_ENET_TX_UN (0x0002)
-#define BD_ENET_TX_CSL (0x0001)
-#define BD_ENET_TX_STATS (0x03ff) /* All status bits */
-
-/* Buffer descriptor control/status used by Transparent mode SCC.
- */
-#define BD_SCC_TX_LAST (0x0800)
-
-/* Buffer descriptor control/status used by I2C.
- */
-#define BD_I2C_START (0x0400)
-
-#ifdef CONFIG_CPM
-int cpm_command(u32 command, u8 opcode);
-#else
-static inline int cpm_command(u32 command, u8 opcode)
-{
- return -ENOSYS;
-}
-#endif /* CONFIG_CPM */
-
-int cpm2_gpiochip_add32(struct device *dev);
-
-#endif
+#include <soc/fsl/cpm.h>
new file mode 100644
@@ -0,0 +1,171 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __CPM_H
+#define __CPM_H
+
+#include <linux/compiler.h>
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <linux/of.h>
+#include <soc/fsl/qe/qe.h>
+
+/*
+ * SPI Parameter RAM common to QE and CPM.
+ */
+struct spi_pram {
+ __be16 rbase; /* Rx Buffer descriptor base address */
+ __be16 tbase; /* Tx Buffer descriptor base address */
+ u8 rfcr; /* Rx function code */
+ u8 tfcr; /* Tx function code */
+ __be16 mrblr; /* Max receive buffer length */
+ __be32 rstate; /* Internal */
+ __be32 rdp; /* Internal */
+ __be16 rbptr; /* Internal */
+ __be16 rbc; /* Internal */
+ __be32 rxtmp; /* Internal */
+ __be32 tstate; /* Internal */
+ __be32 tdp; /* Internal */
+ __be16 tbptr; /* Internal */
+ __be16 tbc; /* Internal */
+ __be32 txtmp; /* Internal */
+ __be32 res; /* Tx temp. */
+ __be16 rpbase; /* Relocation pointer (CPM1 only) */
+ __be16 res1; /* Reserved */
+};
+
+/*
+ * USB Controller pram common to QE and CPM.
+ */
+struct usb_ctlr {
+ u8 usb_usmod;
+ u8 usb_usadr;
+ u8 usb_uscom;
+ u8 res1[1];
+ __be16 usb_usep[4];
+ u8 res2[4];
+ __be16 usb_usber;
+ u8 res3[2];
+ __be16 usb_usbmr;
+ u8 res4[1];
+ u8 usb_usbs;
+ /* Fields down below are QE-only */
+ __be16 usb_ussft;
+ u8 res5[2];
+ __be16 usb_usfrn;
+ u8 res6[0x22];
+} __attribute__ ((packed));
+
+/*
+ * Function code bits, usually generic to devices.
+ */
+#ifdef CONFIG_CPM1
+#define CPMFCR_GBL ((u_char)0x00) /* Flag doesn't exist in CPM1 */
+#define CPMFCR_TC2 ((u_char)0x00) /* Flag doesn't exist in CPM1 */
+#define CPMFCR_DTB ((u_char)0x00) /* Flag doesn't exist in CPM1 */
+#define CPMFCR_BDB ((u_char)0x00) /* Flag doesn't exist in CPM1 */
+#else
+#define CPMFCR_GBL ((u_char)0x20) /* Set memory snooping */
+#define CPMFCR_TC2 ((u_char)0x04) /* Transfer code 2 value */
+#define CPMFCR_DTB ((u_char)0x02) /* Use local bus for data when set */
+#define CPMFCR_BDB ((u_char)0x01) /* Use local bus for BD when set */
+#endif
+#define CPMFCR_EB ((u_char)0x10) /* Set big endian byte order */
+
+/* Opcodes common to CPM1 and CPM2
+*/
+#define CPM_CR_INIT_TRX ((ushort)0x0000)
+#define CPM_CR_INIT_RX ((ushort)0x0001)
+#define CPM_CR_INIT_TX ((ushort)0x0002)
+#define CPM_CR_HUNT_MODE ((ushort)0x0003)
+#define CPM_CR_STOP_TX ((ushort)0x0004)
+#define CPM_CR_GRA_STOP_TX ((ushort)0x0005)
+#define CPM_CR_RESTART_TX ((ushort)0x0006)
+#define CPM_CR_CLOSE_RX_BD ((ushort)0x0007)
+#define CPM_CR_SET_GADDR ((ushort)0x0008)
+#define CPM_CR_SET_TIMER ((ushort)0x0008)
+#define CPM_CR_STOP_IDMA ((ushort)0x000b)
+
+/* Buffer descriptors used by many of the CPM protocols. */
+typedef struct cpm_buf_desc {
+ ushort cbd_sc; /* Status and Control */
+ ushort cbd_datlen; /* Data length in buffer */
+ uint cbd_bufaddr; /* Buffer address in host memory */
+} cbd_t;
+
+/* Buffer descriptor control/status used by serial
+ */
+
+#define BD_SC_EMPTY (0x8000) /* Receive is empty */
+#define BD_SC_READY (0x8000) /* Transmit is ready */
+#define BD_SC_WRAP (0x2000) /* Last buffer descriptor */
+#define BD_SC_INTRPT (0x1000) /* Interrupt on change */
+#define BD_SC_LAST (0x0800) /* Last buffer in frame */
+#define BD_SC_TC (0x0400) /* Transmit CRC */
+#define BD_SC_CM (0x0200) /* Continuous mode */
+#define BD_SC_ID (0x0100) /* Rec'd too many idles */
+#define BD_SC_P (0x0100) /* xmt preamble */
+#define BD_SC_BR (0x0020) /* Break received */
+#define BD_SC_FR (0x0010) /* Framing error */
+#define BD_SC_PR (0x0008) /* Parity error */
+#define BD_SC_NAK (0x0004) /* NAK - did not respond */
+#define BD_SC_OV (0x0002) /* Overrun */
+#define BD_SC_UN (0x0002) /* Underrun */
+#define BD_SC_CD (0x0001) /* */
+#define BD_SC_CL (0x0001) /* Collision */
+
+/* Buffer descriptor control/status used by Ethernet receive.
+ * Common to SCC and FCC.
+ */
+#define BD_ENET_RX_EMPTY (0x8000)
+#define BD_ENET_RX_WRAP (0x2000)
+#define BD_ENET_RX_INTR (0x1000)
+#define BD_ENET_RX_LAST (0x0800)
+#define BD_ENET_RX_FIRST (0x0400)
+#define BD_ENET_RX_MISS (0x0100)
+#define BD_ENET_RX_BC (0x0080) /* FCC Only */
+#define BD_ENET_RX_MC (0x0040) /* FCC Only */
+#define BD_ENET_RX_LG (0x0020)
+#define BD_ENET_RX_NO (0x0010)
+#define BD_ENET_RX_SH (0x0008)
+#define BD_ENET_RX_CR (0x0004)
+#define BD_ENET_RX_OV (0x0002)
+#define BD_ENET_RX_CL (0x0001)
+#define BD_ENET_RX_STATS (0x01ff) /* All status bits */
+
+/* Buffer descriptor control/status used by Ethernet transmit.
+ * Common to SCC and FCC.
+ */
+#define BD_ENET_TX_READY (0x8000)
+#define BD_ENET_TX_PAD (0x4000)
+#define BD_ENET_TX_WRAP (0x2000)
+#define BD_ENET_TX_INTR (0x1000)
+#define BD_ENET_TX_LAST (0x0800)
+#define BD_ENET_TX_TC (0x0400)
+#define BD_ENET_TX_DEF (0x0200)
+#define BD_ENET_TX_HB (0x0100)
+#define BD_ENET_TX_LC (0x0080)
+#define BD_ENET_TX_RL (0x0040)
+#define BD_ENET_TX_RCMASK (0x003c)
+#define BD_ENET_TX_UN (0x0002)
+#define BD_ENET_TX_CSL (0x0001)
+#define BD_ENET_TX_STATS (0x03ff) /* All status bits */
+
+/* Buffer descriptor control/status used by Transparent mode SCC.
+ */
+#define BD_SCC_TX_LAST (0x0800)
+
+/* Buffer descriptor control/status used by I2C.
+ */
+#define BD_I2C_START (0x0400)
+
+#ifdef CONFIG_CPM
+int cpm_command(u32 command, u8 opcode);
+#else
+static inline int cpm_command(u32 command, u8 opcode)
+{
+ return -ENOSYS;
+}
+#endif /* CONFIG_CPM */
+
+int cpm2_gpiochip_add32(struct device *dev);
+
+#endif
Some drivers, e.g. ucc_uart, need definitions from cpm.h. In order to allow building those drivers for non-ppc based SOCs, move the header to include/soc/fsl. For now, leave a trivial wrapper at the old location so drivers can be updated one by one. Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> --- arch/powerpc/include/asm/cpm.h | 172 +-------------------------------- include/soc/fsl/cpm.h | 171 ++++++++++++++++++++++++++++++++ 2 files changed, 172 insertions(+), 171 deletions(-) create mode 100644 include/soc/fsl/cpm.h