Adding upstream version 5.10.209.upstream/5.10.209

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 504 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h
new file mode 100644
index 000000000..9e3dbb743
--- /dev/null
+++ b/arch/arm/mach-omap2/soc.h
@@ -0,0 +1,504 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * OMAP cpu type detection
+ *
+ * Copyright (C) 2004, 2008 Nokia Corporation
+ *
+ * Copyright (C) 2009-11 Texas Instruments.
+ *
+ * Written by Tony Lindgren <tony.lindgren@nokia.com>
+ *
+ * Added OMAP4/5 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com>
+ * Added DRA7xxx specific defines - Sricharan R<r.sricharan@ti.com>
+ */
+
+#include "omap24xx.h"
+#include "omap34xx.h"
+#include "omap44xx.h"
+#include "ti81xx.h"
+#include "am33xx.h"
+#include "omap54xx.h"
+
+#ifndef __ASSEMBLY__
+
+#include <linux/bitops.h>
+#include <linux/of.h>
+
+/*
+ * OMAP2+ is always defined as ARCH_MULTIPLATFORM in Kconfig
+ */
+#undef MULTI_OMAP2
+#define MULTI_OMAP2
+
+/*
+ * Omap device type i.e. EMU/HS/TST/GP/BAD
+ */
+#define OMAP2_DEVICE_TYPE_TEST		0
+#define OMAP2_DEVICE_TYPE_EMU		1
+#define OMAP2_DEVICE_TYPE_SEC		2
+#define OMAP2_DEVICE_TYPE_GP		3
+#define OMAP2_DEVICE_TYPE_BAD		4
+
+int omap_type(void);
+
+/*
+ * omap_rev bits:
+ * SoC id bits	(0730, 1510, 1710, 2422...)	[31:16]
+ * SoC revision	(See _REV_ defined in cpu.h)	[15:08]
+ * SoC class bits (15xx, 16xx, 24xx, 34xx...)	[07:00]
+ */
+unsigned int omap_rev(void);
+
+static inline int soc_is_omap(void)
+{
+	return omap_rev() != 0;
+}
+
+/*
+ * Get the SoC revision for OMAP devices
+ */
+#define GET_OMAP_REVISION()	((omap_rev() >> 8) & 0xff)
+
+/*
+ * Macros to group OMAP into cpu classes.
+ * These can be used in most places.
+ * soc_is_omap24xx():	True for OMAP2420, OMAP2422, OMAP2423, OMAP2430
+ * soc_is_omap242x():	True for OMAP2420, OMAP2422, OMAP2423
+ * soc_is_omap243x():	True for OMAP2430
+ * soc_is_omap343x():	True for OMAP3430
+ * soc_is_omap443x():	True for OMAP4430
+ * soc_is_omap446x():	True for OMAP4460
+ * soc_is_omap447x():	True for OMAP4470
+ * soc_is_omap543x():	True for OMAP5430, OMAP5432
+ */
+#define GET_OMAP_CLASS	(omap_rev() & 0xff)
+
+#define IS_OMAP_CLASS(class, id)			\
+static inline int is_omap ##class (void)		\
+{							\
+	return (GET_OMAP_CLASS == (id)) ? 1 : 0;	\
+}
+
+#define GET_AM_CLASS	((omap_rev() >> 24) & 0xff)
+
+#define IS_AM_CLASS(class, id)				\
+static inline int is_am ##class (void)			\
+{							\
+	return (GET_AM_CLASS == (id)) ? 1 : 0;		\
+}
+
+#define GET_TI_CLASS	((omap_rev() >> 24) & 0xff)
+
+#define IS_TI_CLASS(class, id)			\
+static inline int is_ti ##class (void)		\
+{							\
+	return (GET_TI_CLASS == (id)) ? 1 : 0;	\
+}
+
+#define GET_DRA_CLASS	((omap_rev() >> 24) & 0xff)
+
+#define IS_DRA_CLASS(class, id)				\
+static inline int is_dra ##class (void)			\
+{							\
+	return (GET_DRA_CLASS == (id)) ? 1 : 0;		\
+}
+
+#define GET_OMAP_SUBCLASS	((omap_rev() >> 20) & 0x0fff)
+
+#define IS_OMAP_SUBCLASS(subclass, id)			\
+static inline int is_omap ##subclass (void)		\
+{							\
+	return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0;	\
+}
+
+#define IS_TI_SUBCLASS(subclass, id)			\
+static inline int is_ti ##subclass (void)		\
+{							\
+	return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0;	\
+}
+
+#define IS_AM_SUBCLASS(subclass, id)			\
+static inline int is_am ##subclass (void)		\
+{							\
+	return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0;	\
+}
+
+#define IS_DRA_SUBCLASS(subclass, id)			\
+static inline int is_dra ##subclass (void)		\
+{							\
+	return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0;	\
+}
+
+#define GET_DRA_PACKAGE		(omap_rev() & 0xff)
+
+#define IS_DRA_SUBCLASS_PACKAGE(subclass, package, id)			\
+static inline int is_dra ##subclass ##_ ##package (void)		\
+{									\
+	return (is_dra ##subclass () && GET_DRA_PACKAGE == id) ? 1 : 0;	\
+}
+
+IS_OMAP_CLASS(24xx, 0x24)
+IS_OMAP_CLASS(34xx, 0x34)
+IS_OMAP_CLASS(44xx, 0x44)
+IS_AM_CLASS(35xx, 0x35)
+IS_OMAP_CLASS(54xx, 0x54)
+IS_AM_CLASS(33xx, 0x33)
+IS_AM_CLASS(43xx, 0x43)
+
+IS_TI_CLASS(81xx, 0x81)
+IS_DRA_CLASS(7xx, 0x7)
+
+IS_OMAP_SUBCLASS(242x, 0x242)
+IS_OMAP_SUBCLASS(243x, 0x243)
+IS_OMAP_SUBCLASS(343x, 0x343)
+IS_OMAP_SUBCLASS(363x, 0x363)
+IS_OMAP_SUBCLASS(443x, 0x443)
+IS_OMAP_SUBCLASS(446x, 0x446)
+IS_OMAP_SUBCLASS(447x, 0x447)
+IS_OMAP_SUBCLASS(543x, 0x543)
+
+IS_TI_SUBCLASS(816x, 0x816)
+IS_TI_SUBCLASS(814x, 0x814)
+IS_AM_SUBCLASS(335x, 0x335)
+IS_AM_SUBCLASS(437x, 0x437)
+IS_DRA_SUBCLASS(76x, 0x76)
+IS_DRA_SUBCLASS_PACKAGE(76x, abz, 2)
+IS_DRA_SUBCLASS_PACKAGE(76x, acd, 3)
+IS_DRA_SUBCLASS(75x, 0x75)
+IS_DRA_SUBCLASS(72x, 0x72)
+
+#define soc_is_ti81xx()			0
+#define soc_is_ti816x()			0
+#define soc_is_ti814x()			0
+#define soc_is_am35xx()			0
+#define soc_is_am33xx()			0
+#define soc_is_am335x()			0
+#define soc_is_am43xx()			0
+#define soc_is_am437x()			0
+#define soc_is_omap44xx()		0
+#define soc_is_omap443x()		0
+#define soc_is_omap446x()		0
+#define soc_is_omap447x()		0
+#define soc_is_omap54xx()		0
+#define soc_is_omap543x()		0
+#define soc_is_dra7xx()			0
+#define soc_is_dra76x()			0
+#define soc_is_dra74x()			0
+#define soc_is_dra72x()			0
+
+#if defined(CONFIG_ARCH_OMAP2)
+# define soc_is_omap24xx()		is_omap24xx()
+#else
+# define soc_is_omap24xx()		0
+#endif
+#if defined(CONFIG_SOC_OMAP2420)
+# define soc_is_omap242x()		is_omap242x()
+#else
+# define soc_is_omap242x()		0
+#endif
+#if defined(CONFIG_SOC_OMAP2430)
+# define soc_is_omap243x()		is_omap243x()
+#else
+# define soc_is_omap243x()		0
+#endif
+#if defined(CONFIG_ARCH_OMAP3)
+# define soc_is_omap34xx()		is_omap34xx()
+# define soc_is_omap343x()		is_omap343x()
+#else
+# define soc_is_omap34xx()		0
+# define soc_is_omap343x()		0
+#endif
+
+/*
+ * Macros to detect individual cpu types.
+ * These are only rarely needed.
+ * soc_is_omap2420():	True for OMAP2420
+ * soc_is_omap2422():	True for OMAP2422
+ * soc_is_omap2423():	True for OMAP2423
+ * soc_is_omap2430():	True for OMAP2430
+ * soc_is_omap3430():	True for OMAP3430
+ */
+#define GET_OMAP_TYPE	((omap_rev() >> 16) & 0xffff)
+
+#define IS_OMAP_TYPE(type, id)				\
+static inline int is_omap ##type (void)			\
+{							\
+	return (GET_OMAP_TYPE == (id)) ? 1 : 0;		\
+}
+
+IS_OMAP_TYPE(2420, 0x2420)
+IS_OMAP_TYPE(2422, 0x2422)
+IS_OMAP_TYPE(2423, 0x2423)
+IS_OMAP_TYPE(2430, 0x2430)
+IS_OMAP_TYPE(3430, 0x3430)
+
+#define soc_is_omap2420()		0
+#define soc_is_omap2422()		0
+#define soc_is_omap2423()		0
+#define soc_is_omap2430()		0
+#define soc_is_omap3430()		0
+#define soc_is_omap3630()		0
+#define soc_is_omap5430()		0
+
+/* These are needed for the common code */
+#define soc_is_omap7xx()		0
+#define soc_is_omap15xx()		0
+#define soc_is_omap16xx()		0
+#define soc_is_omap1510()		0
+#define soc_is_omap1610()		0
+#define soc_is_omap1611()		0
+#define soc_is_omap1621()		0
+#define soc_is_omap1710()		0
+#define cpu_class_is_omap1()		0
+#define cpu_class_is_omap2()		1
+
+#if defined(CONFIG_ARCH_OMAP2)
+# undef  soc_is_omap2420
+# undef  soc_is_omap2422
+# undef  soc_is_omap2423
+# undef  soc_is_omap2430
+# define soc_is_omap2420()		is_omap2420()
+# define soc_is_omap2422()		is_omap2422()
+# define soc_is_omap2423()		is_omap2423()
+# define soc_is_omap2430()		is_omap2430()
+#endif
+
+#if defined(CONFIG_ARCH_OMAP3)
+# undef soc_is_omap3430
+# undef soc_is_ti81xx
+# undef soc_is_ti816x
+# undef soc_is_ti814x
+# undef soc_is_am35xx
+# define soc_is_omap3430()		is_omap3430()
+# undef soc_is_omap3630
+# define soc_is_omap3630()		is_omap363x()
+# define soc_is_ti81xx()		is_ti81xx()
+# define soc_is_ti816x()		is_ti816x()
+# define soc_is_ti814x()		is_ti814x()
+# define soc_is_am35xx()		is_am35xx()
+#endif
+
+# if defined(CONFIG_SOC_AM33XX)
+# undef soc_is_am33xx
+# undef soc_is_am335x
+# define soc_is_am33xx()		is_am33xx()
+# define soc_is_am335x()		is_am335x()
+#endif
+
+#ifdef	CONFIG_SOC_AM43XX
+# undef soc_is_am43xx
+# undef soc_is_am437x
+# define soc_is_am43xx()		is_am43xx()
+# define soc_is_am437x()		is_am437x()
+#endif
+
+# if defined(CONFIG_ARCH_OMAP4)
+# undef soc_is_omap44xx
+# undef soc_is_omap443x
+# undef soc_is_omap446x
+# undef soc_is_omap447x
+# define soc_is_omap44xx()		is_omap44xx()
+# define soc_is_omap443x()		is_omap443x()
+# define soc_is_omap446x()		is_omap446x()
+# define soc_is_omap447x()		is_omap447x()
+# endif
+
+# if defined(CONFIG_SOC_OMAP5)
+# undef soc_is_omap54xx
+# undef soc_is_omap543x
+# define soc_is_omap54xx()		is_omap54xx()
+# define soc_is_omap543x()		is_omap543x()
+#endif
+
+#if defined(CONFIG_SOC_DRA7XX)
+#undef soc_is_dra7xx
+#undef soc_is_dra76x
+#undef soc_is_dra76x_abz
+#undef soc_is_dra76x_acd
+#undef soc_is_dra74x
+#undef soc_is_dra72x
+#define soc_is_dra7xx()	is_dra7xx()
+#define soc_is_dra76x()	is_dra76x()
+#define soc_is_dra76x_abz()	is_dra76x_abz()
+#define soc_is_dra76x_acd()	is_dra76x_acd()
+#define soc_is_dra74x()	is_dra75x()
+#define soc_is_dra72x()	is_dra72x()
+#endif
+
+/* Various silicon revisions for omap2 */
+#define OMAP242X_CLASS		0x24200024
+#define OMAP2420_REV_ES1_0	OMAP242X_CLASS
+#define OMAP2420_REV_ES2_0	(OMAP242X_CLASS | (0x1 << 8))
+
+#define OMAP243X_CLASS		0x24300024
+#define OMAP2430_REV_ES1_0	OMAP243X_CLASS
+
+#define OMAP343X_CLASS		0x34300034
+#define OMAP3430_REV_ES1_0	OMAP343X_CLASS
+#define OMAP3430_REV_ES2_0	(OMAP343X_CLASS | (0x1 << 8))
+#define OMAP3430_REV_ES2_1	(OMAP343X_CLASS | (0x2 << 8))
+#define OMAP3430_REV_ES3_0	(OMAP343X_CLASS | (0x3 << 8))
+#define OMAP3430_REV_ES3_1	(OMAP343X_CLASS | (0x4 << 8))
+#define OMAP3430_REV_ES3_1_2	(OMAP343X_CLASS | (0x5 << 8))
+
+#define OMAP363X_CLASS		0x36300034
+#define OMAP3630_REV_ES1_0	OMAP363X_CLASS
+#define OMAP3630_REV_ES1_1	(OMAP363X_CLASS | (0x1 << 8))
+#define OMAP3630_REV_ES1_2	(OMAP363X_CLASS | (0x2 << 8))
+
+#define TI816X_CLASS		0x81600081
+#define TI8168_REV_ES1_0	TI816X_CLASS
+#define TI8168_REV_ES1_1	(TI816X_CLASS | (0x1 << 8))
+#define TI8168_REV_ES2_0	(TI816X_CLASS | (0x2 << 8))
+#define TI8168_REV_ES2_1	(TI816X_CLASS | (0x3 << 8))
+
+#define TI814X_CLASS		0x81400081
+#define TI8148_REV_ES1_0	TI814X_CLASS
+#define TI8148_REV_ES2_0	(TI814X_CLASS | (0x1 << 8))
+#define TI8148_REV_ES2_1	(TI814X_CLASS | (0x2 << 8))
+
+#define AM35XX_CLASS		0x35170034
+#define AM35XX_REV_ES1_0	AM35XX_CLASS
+#define AM35XX_REV_ES1_1	(AM35XX_CLASS | (0x1 << 8))
+
+#define AM335X_CLASS		0x33500033
+#define AM335X_REV_ES1_0	AM335X_CLASS
+#define AM335X_REV_ES2_0	(AM335X_CLASS | (0x1 << 8))
+#define AM335X_REV_ES2_1	(AM335X_CLASS | (0x2 << 8))
+
+#define AM437X_CLASS		0x43700000
+#define AM437X_REV_ES1_0	(AM437X_CLASS | (0x10 << 8))
+#define AM437X_REV_ES1_1	(AM437X_CLASS | (0x11 << 8))
+#define AM437X_REV_ES1_2	(AM437X_CLASS | (0x12 << 8))
+
+#define OMAP443X_CLASS		0x44300044
+#define OMAP4430_REV_ES1_0	(OMAP443X_CLASS | (0x10 << 8))
+#define OMAP4430_REV_ES2_0	(OMAP443X_CLASS | (0x20 << 8))
+#define OMAP4430_REV_ES2_1	(OMAP443X_CLASS | (0x21 << 8))
+#define OMAP4430_REV_ES2_2	(OMAP443X_CLASS | (0x22 << 8))
+#define OMAP4430_REV_ES2_3	(OMAP443X_CLASS | (0x23 << 8))
+
+#define OMAP446X_CLASS		0x44600044
+#define OMAP4460_REV_ES1_0	(OMAP446X_CLASS | (0x10 << 8))
+#define OMAP4460_REV_ES1_1	(OMAP446X_CLASS | (0x11 << 8))
+
+#define OMAP447X_CLASS		0x44700044
+#define OMAP4470_REV_ES1_0	(OMAP447X_CLASS | (0x10 << 8))
+
+#define OMAP54XX_CLASS		0x54000054
+#define OMAP5430_REV_ES2_0	(OMAP54XX_CLASS | (0x30 << 16) | (0x20 << 8))
+#define OMAP5432_REV_ES2_0	(OMAP54XX_CLASS | (0x32 << 16) | (0x20 << 8))
+
+#define DRA7XX_CLASS		0x07000000
+#define DRA762_REV_ES1_0	(DRA7XX_CLASS | (0x62 << 16) | (0x10 << 8))
+#define DRA762_ABZ_REV_ES1_0	(DRA762_REV_ES1_0 | (2 << 0))
+#define DRA762_ACD_REV_ES1_0	(DRA762_REV_ES1_0 | (3 << 0))
+#define DRA752_REV_ES1_0	(DRA7XX_CLASS | (0x52 << 16) | (0x10 << 8))
+#define DRA752_REV_ES1_1	(DRA7XX_CLASS | (0x52 << 16) | (0x11 << 8))
+#define DRA752_REV_ES2_0	(DRA7XX_CLASS | (0x52 << 16) | (0x20 << 8))
+#define DRA722_REV_ES1_0	(DRA7XX_CLASS | (0x22 << 16) | (0x10 << 8))
+#define DRA722_REV_ES2_0	(DRA7XX_CLASS | (0x22 << 16) | (0x20 << 8))
+#define DRA722_REV_ES2_1	(DRA7XX_CLASS | (0x22 << 16) | (0x21 << 8))
+
+void omap2xxx_check_revision(void);
+void omap3xxx_check_revision(void);
+void omap4xxx_check_revision(void);
+void omap5xxx_check_revision(void);
+void dra7xxx_check_revision(void);
+void omap3xxx_check_features(void);
+void ti81xx_check_features(void);
+void am33xx_check_features(void);
+void omap4xxx_check_features(void);
+
+/*
+ * Runtime detection of OMAP3 features
+ *
+ * OMAP3_HAS_IO_CHAIN_CTRL: Some later members of the OMAP3 chip
+ *    family have OS-level control over the I/O chain clock.  This is
+ *    to avoid a window during which wakeups could potentially be lost
+ *    during powerdomain transitions.  If this bit is set, it
+ *    indicates that the chip does support OS-level control of this
+ *    feature.
+ */
+extern u32 omap_features;
+
+#define OMAP3_HAS_L2CACHE		BIT(0)
+#define OMAP3_HAS_IVA			BIT(1)
+#define OMAP3_HAS_SGX			BIT(2)
+#define OMAP3_HAS_NEON			BIT(3)
+#define OMAP3_HAS_ISP			BIT(4)
+#define OMAP3_HAS_192MHZ_CLK		BIT(5)
+#define OMAP3_HAS_IO_WAKEUP		BIT(6)
+#define OMAP3_HAS_SDRC			BIT(7)
+#define OMAP3_HAS_IO_CHAIN_CTRL		BIT(8)
+#define OMAP4_HAS_PERF_SILICON		BIT(9)
+
+
+#define OMAP3_HAS_FEATURE(feat,flag)			\
+static inline unsigned int omap3_has_ ##feat(void)	\
+{							\
+	return omap_features & OMAP3_HAS_ ##flag;	\
+}							\
+
+OMAP3_HAS_FEATURE(l2cache, L2CACHE)
+OMAP3_HAS_FEATURE(sgx, SGX)
+OMAP3_HAS_FEATURE(iva, IVA)
+OMAP3_HAS_FEATURE(neon, NEON)
+OMAP3_HAS_FEATURE(isp, ISP)
+OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK)
+OMAP3_HAS_FEATURE(io_wakeup, IO_WAKEUP)
+OMAP3_HAS_FEATURE(sdrc, SDRC)
+OMAP3_HAS_FEATURE(io_chain_ctrl, IO_CHAIN_CTRL)
+
+/*
+ * Runtime detection of OMAP4 features
+ */
+#define OMAP4_HAS_FEATURE(feat, flag)			\
+static inline unsigned int omap4_has_ ##feat(void)	\
+{							\
+	return omap_features & OMAP4_HAS_ ##flag;	\
+}							\
+
+OMAP4_HAS_FEATURE(perf_silicon, PERF_SILICON)
+
+/*
+ * We need to make sure omap initcalls don't run when
+ * multiplatform kernels are booted on other SoCs.
+ */
+#define omap_initcall(level, fn)		\
+static int __init __used __##fn(void)		\
+{						\
+	if (!soc_is_omap())			\
+		return 0;			\
+	return fn();				\
+}						\
+level(__##fn);
+
+#define omap_early_initcall(fn)		omap_initcall(early_initcall, fn)
+#define omap_core_initcall(fn)		omap_initcall(core_initcall, fn)
+#define omap_postcore_initcall(fn)	omap_initcall(postcore_initcall, fn)
+#define omap_arch_initcall(fn)		omap_initcall(arch_initcall, fn)
+#define omap_subsys_initcall(fn)	omap_initcall(subsys_initcall, fn)
+#define omap_device_initcall(fn)	omap_initcall(device_initcall, fn)
+#define omap_late_initcall(fn)		omap_initcall(late_initcall, fn)
+#define omap_late_initcall_sync(fn)	omap_initcall(late_initcall_sync, fn)
+
+/* Legacy defines, these can be removed when users are removed */
+#define cpu_is_omap2420()	soc_is_omap2420()
+#define cpu_is_omap2422()	soc_is_omap2422()
+#define cpu_is_omap242x()	soc_is_omap242x()
+#define cpu_is_omap2430()	soc_is_omap2430()
+#define cpu_is_omap243x()	soc_is_omap243x()
+#define cpu_is_omap24xx()	soc_is_omap24xx()
+#define cpu_is_omap3430()	soc_is_omap3430()
+#define cpu_is_omap343x()	soc_is_omap343x()
+#define cpu_is_omap34xx()	soc_is_omap34xx()
+#define cpu_is_omap3630()	soc_is_omap3630()
+#define cpu_is_omap443x()	soc_is_omap443x()
+#define cpu_is_omap446x()	soc_is_omap446x()
+#define cpu_is_omap44xx()	soc_is_omap44xx()
+#define cpu_is_ti814x()		soc_is_ti814x()
+#define cpu_is_ti816x()		soc_is_ti816x()
+#define cpu_is_ti81xx()		soc_is_ti81xx()
+
+#endif	/* __ASSEMBLY__ */