Backports v4.19.24

Backports generated by toradex backports 515a1fa55cda2b1d952872e1786857481bd54fcc
against mainline kernel tag v4.19.24

Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>

1 files changed, 71 insertions, 0 deletions

diff --git a/include/linux/ssb/ssb_driver_mips.h b/include/linux/ssb/ssb_driver_mips.h
new file mode 100644
index 0000000..f4d3ef3
--- /dev/null
+++ b/include/linux/ssb/ssb_driver_mips.h
@@ -0,0 +1,71 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef LINUX_SSB_MIPSCORE_H_
+#define LINUX_SSB_MIPSCORE_H_
+
+#ifdef CPTCFG_SSB_DRIVER_MIPS
+
+struct ssb_device;
+
+struct ssb_serial_port {
+	void *regs;
+	unsigned long clockspeed;
+	unsigned int irq;
+	unsigned int baud_base;
+	unsigned int reg_shift;
+};
+
+struct ssb_pflash {
+	bool present;
+	u8 buswidth;
+	u32 window;
+	u32 window_size;
+};
+
+#ifdef CPTCFG_SSB_SFLASH
+struct ssb_sflash {
+	bool present;
+	u32 window;
+	u32 blocksize;
+	u16 numblocks;
+	u32 size;
+
+	void *priv;
+};
+#endif
+
+struct ssb_mipscore {
+	struct ssb_device *dev;
+
+	int nr_serial_ports;
+	struct ssb_serial_port serial_ports[4];
+
+	struct ssb_pflash pflash;
+#ifdef CPTCFG_SSB_SFLASH
+	struct ssb_sflash sflash;
+#endif
+};
+
+extern void ssb_mipscore_init(struct ssb_mipscore *mcore);
+extern u32 ssb_cpu_clock(struct ssb_mipscore *mcore);
+
+extern unsigned int ssb_mips_irq(struct ssb_device *dev);
+
+
+#else /* CPTCFG_SSB_DRIVER_MIPS */
+
+struct ssb_mipscore {
+};
+
+static inline
+void ssb_mipscore_init(struct ssb_mipscore *mcore)
+{
+}
+
+static inline unsigned int ssb_mips_irq(struct ssb_device *dev)
+{
+	return 0;
+}
+
+#endif /* CPTCFG_SSB_DRIVER_MIPS */
+
+#endif /* LINUX_SSB_MIPSCORE_H_ */