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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm/include/asm/hardware/sa1111.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/include/asm/hardware/sa1111.h')
-rw-r--r--arch/arm/include/asm/hardware/sa1111.h442
1 files changed, 442 insertions, 0 deletions
diff --git a/arch/arm/include/asm/hardware/sa1111.h b/arch/arm/include/asm/hardware/sa1111.h
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index 000000000..d8c6f8a99
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+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * arch/arm/include/asm/hardware/sa1111.h
+ *
+ * Copyright (C) 2000 John G Dorsey <john+@cs.cmu.edu>
+ *
+ * This file contains definitions for the SA-1111 Companion Chip.
+ * (Structure and naming borrowed from SA-1101.h, by Peter Danielsson.)
+ *
+ * Macro that calculates real address for registers in the SA-1111
+ */
+
+#ifndef _ASM_ARCH_SA1111
+#define _ASM_ARCH_SA1111
+
+/*
+ * Don't ask the (SAC) DMA engines to move less than this amount.
+ */
+
+#define SA1111_SAC_DMA_MIN_XFER (0x800)
+
+/*
+ * System Bus Interface (SBI)
+ *
+ * Registers
+ * SKCR Control Register
+ * SMCR Shared Memory Controller Register
+ * SKID ID Register
+ */
+#define SA1111_SKCR 0x0000
+#define SA1111_SMCR 0x0004
+#define SA1111_SKID 0x0008
+
+#define SKCR_PLL_BYPASS (1<<0)
+#define SKCR_RCLKEN (1<<1)
+#define SKCR_SLEEP (1<<2)
+#define SKCR_DOZE (1<<3)
+#define SKCR_VCO_OFF (1<<4)
+#define SKCR_SCANTSTEN (1<<5)
+#define SKCR_CLKTSTEN (1<<6)
+#define SKCR_RDYEN (1<<7)
+#define SKCR_SELAC (1<<8)
+#define SKCR_OPPC (1<<9)
+#define SKCR_PLLTSTEN (1<<10)
+#define SKCR_USBIOTSTEN (1<<11)
+/*
+ * Don't believe the specs! Take them, throw them outside. Leave them
+ * there for a week. Spit on them. Walk on them. Stamp on them.
+ * Pour gasoline over them and finally burn them. Now think about coding.
+ * - The October 1999 errata (278260-007) says its bit 13, 1 to enable.
+ * - The Feb 2001 errata (278260-010) says that the previous errata
+ * (278260-009) is wrong, and its bit actually 12, fixed in spec
+ * 278242-003.
+ * - The SA1111 manual (278242) says bit 12, but 0 to enable.
+ * - Reality is bit 13, 1 to enable.
+ * -- rmk
+ */
+#define SKCR_OE_EN (1<<13)
+
+#define SMCR_DTIM (1<<0)
+#define SMCR_MBGE (1<<1)
+#define SMCR_DRAC_0 (1<<2)
+#define SMCR_DRAC_1 (1<<3)
+#define SMCR_DRAC_2 (1<<4)
+#define SMCR_DRAC Fld(3, 2)
+#define SMCR_CLAT (1<<5)
+
+#define SKID_SIREV_MASK (0x000000f0)
+#define SKID_MTREV_MASK (0x0000000f)
+#define SKID_ID_MASK (0xffffff00)
+#define SKID_SA1111_ID (0x690cc200)
+
+/*
+ * System Controller
+ *
+ * Registers
+ * SKPCR Power Control Register
+ * SKCDR Clock Divider Register
+ * SKAUD Audio Clock Divider Register
+ * SKPMC PS/2 Mouse Clock Divider Register
+ * SKPTC PS/2 Track Pad Clock Divider Register
+ * SKPEN0 PWM0 Enable Register
+ * SKPWM0 PWM0 Clock Register
+ * SKPEN1 PWM1 Enable Register
+ * SKPWM1 PWM1 Clock Register
+ */
+#define SA1111_SKPCR 0x0200
+#define SA1111_SKCDR 0x0204
+#define SA1111_SKAUD 0x0208
+#define SA1111_SKPMC 0x020c
+#define SA1111_SKPTC 0x0210
+#define SA1111_SKPEN0 0x0214
+#define SA1111_SKPWM0 0x0218
+#define SA1111_SKPEN1 0x021c
+#define SA1111_SKPWM1 0x0220
+
+#define SKPCR_UCLKEN (1<<0)
+#define SKPCR_ACCLKEN (1<<1)
+#define SKPCR_I2SCLKEN (1<<2)
+#define SKPCR_L3CLKEN (1<<3)
+#define SKPCR_SCLKEN (1<<4)
+#define SKPCR_PMCLKEN (1<<5)
+#define SKPCR_PTCLKEN (1<<6)
+#define SKPCR_DCLKEN (1<<7)
+#define SKPCR_PWMCLKEN (1<<8)
+
+/* USB Host controller */
+#define SA1111_USB 0x0400
+
+/*
+ * Serial Audio Controller
+ *
+ * Registers
+ * SACR0 Serial Audio Common Control Register
+ * SACR1 Serial Audio Alternate Mode (I2C/MSB) Control Register
+ * SACR2 Serial Audio AC-link Control Register
+ * SASR0 Serial Audio I2S/MSB Interface & FIFO Status Register
+ * SASR1 Serial Audio AC-link Interface & FIFO Status Register
+ * SASCR Serial Audio Status Clear Register
+ * L3_CAR L3 Control Bus Address Register
+ * L3_CDR L3 Control Bus Data Register
+ * ACCAR AC-link Command Address Register
+ * ACCDR AC-link Command Data Register
+ * ACSAR AC-link Status Address Register
+ * ACSDR AC-link Status Data Register
+ * SADTCS Serial Audio DMA Transmit Control/Status Register
+ * SADTSA Serial Audio DMA Transmit Buffer Start Address A
+ * SADTCA Serial Audio DMA Transmit Buffer Count Register A
+ * SADTSB Serial Audio DMA Transmit Buffer Start Address B
+ * SADTCB Serial Audio DMA Transmit Buffer Count Register B
+ * SADRCS Serial Audio DMA Receive Control/Status Register
+ * SADRSA Serial Audio DMA Receive Buffer Start Address A
+ * SADRCA Serial Audio DMA Receive Buffer Count Register A
+ * SADRSB Serial Audio DMA Receive Buffer Start Address B
+ * SADRCB Serial Audio DMA Receive Buffer Count Register B
+ * SAITR Serial Audio Interrupt Test Register
+ * SADR Serial Audio Data Register (16 x 32-bit)
+ */
+
+#define SA1111_SERAUDIO 0x0600
+
+/*
+ * These are offsets from the above base.
+ */
+#define SA1111_SACR0 0x00
+#define SA1111_SACR1 0x04
+#define SA1111_SACR2 0x08
+#define SA1111_SASR0 0x0c
+#define SA1111_SASR1 0x10
+#define SA1111_SASCR 0x18
+#define SA1111_L3_CAR 0x1c
+#define SA1111_L3_CDR 0x20
+#define SA1111_ACCAR 0x24
+#define SA1111_ACCDR 0x28
+#define SA1111_ACSAR 0x2c
+#define SA1111_ACSDR 0x30
+#define SA1111_SADTCS 0x34
+#define SA1111_SADTSA 0x38
+#define SA1111_SADTCA 0x3c
+#define SA1111_SADTSB 0x40
+#define SA1111_SADTCB 0x44
+#define SA1111_SADRCS 0x48
+#define SA1111_SADRSA 0x4c
+#define SA1111_SADRCA 0x50
+#define SA1111_SADRSB 0x54
+#define SA1111_SADRCB 0x58
+#define SA1111_SAITR 0x5c
+#define SA1111_SADR 0x80
+
+#ifndef CONFIG_ARCH_PXA
+
+#define SACR0_ENB (1<<0)
+#define SACR0_BCKD (1<<2)
+#define SACR0_RST (1<<3)
+
+#define SACR1_AMSL (1<<0)
+#define SACR1_L3EN (1<<1)
+#define SACR1_L3MB (1<<2)
+#define SACR1_DREC (1<<3)
+#define SACR1_DRPL (1<<4)
+#define SACR1_ENLBF (1<<5)
+
+#define SACR2_TS3V (1<<0)
+#define SACR2_TS4V (1<<1)
+#define SACR2_WKUP (1<<2)
+#define SACR2_DREC (1<<3)
+#define SACR2_DRPL (1<<4)
+#define SACR2_ENLBF (1<<5)
+#define SACR2_RESET (1<<6)
+
+#define SASR0_TNF (1<<0)
+#define SASR0_RNE (1<<1)
+#define SASR0_BSY (1<<2)
+#define SASR0_TFS (1<<3)
+#define SASR0_RFS (1<<4)
+#define SASR0_TUR (1<<5)
+#define SASR0_ROR (1<<6)
+#define SASR0_L3WD (1<<16)
+#define SASR0_L3RD (1<<17)
+
+#define SASR1_TNF (1<<0)
+#define SASR1_RNE (1<<1)
+#define SASR1_BSY (1<<2)
+#define SASR1_TFS (1<<3)
+#define SASR1_RFS (1<<4)
+#define SASR1_TUR (1<<5)
+#define SASR1_ROR (1<<6)
+#define SASR1_CADT (1<<16)
+#define SASR1_SADR (1<<17)
+#define SASR1_RSTO (1<<18)
+#define SASR1_CLPM (1<<19)
+#define SASR1_CRDY (1<<20)
+#define SASR1_RS3V (1<<21)
+#define SASR1_RS4V (1<<22)
+
+#define SASCR_TUR (1<<5)
+#define SASCR_ROR (1<<6)
+#define SASCR_DTS (1<<16)
+#define SASCR_RDD (1<<17)
+#define SASCR_STO (1<<18)
+
+#define SADTCS_TDEN (1<<0)
+#define SADTCS_TDIE (1<<1)
+#define SADTCS_TDBDA (1<<3)
+#define SADTCS_TDSTA (1<<4)
+#define SADTCS_TDBDB (1<<5)
+#define SADTCS_TDSTB (1<<6)
+#define SADTCS_TBIU (1<<7)
+
+#define SADRCS_RDEN (1<<0)
+#define SADRCS_RDIE (1<<1)
+#define SADRCS_RDBDA (1<<3)
+#define SADRCS_RDSTA (1<<4)
+#define SADRCS_RDBDB (1<<5)
+#define SADRCS_RDSTB (1<<6)
+#define SADRCS_RBIU (1<<7)
+
+#define SAD_CS_DEN (1<<0)
+#define SAD_CS_DIE (1<<1) /* Not functional on metal 1 */
+#define SAD_CS_DBDA (1<<3) /* Not functional on metal 1 */
+#define SAD_CS_DSTA (1<<4)
+#define SAD_CS_DBDB (1<<5) /* Not functional on metal 1 */
+#define SAD_CS_DSTB (1<<6)
+#define SAD_CS_BIU (1<<7) /* Not functional on metal 1 */
+
+#define SAITR_TFS (1<<0)
+#define SAITR_RFS (1<<1)
+#define SAITR_TUR (1<<2)
+#define SAITR_ROR (1<<3)
+#define SAITR_CADT (1<<4)
+#define SAITR_SADR (1<<5)
+#define SAITR_RSTO (1<<6)
+#define SAITR_TDBDA (1<<8)
+#define SAITR_TDBDB (1<<9)
+#define SAITR_RDBDA (1<<10)
+#define SAITR_RDBDB (1<<11)
+
+#endif /* !CONFIG_ARCH_PXA */
+
+/*
+ * General-Purpose I/O Interface
+ *
+ * Registers
+ * PA_DDR GPIO Block A Data Direction
+ * PA_DRR/PA_DWR GPIO Block A Data Value Register (read/write)
+ * PA_SDR GPIO Block A Sleep Direction
+ * PA_SSR GPIO Block A Sleep State
+ * PB_DDR GPIO Block B Data Direction
+ * PB_DRR/PB_DWR GPIO Block B Data Value Register (read/write)
+ * PB_SDR GPIO Block B Sleep Direction
+ * PB_SSR GPIO Block B Sleep State
+ * PC_DDR GPIO Block C Data Direction
+ * PC_DRR/PC_DWR GPIO Block C Data Value Register (read/write)
+ * PC_SDR GPIO Block C Sleep Direction
+ * PC_SSR GPIO Block C Sleep State
+ */
+
+#define SA1111_GPIO 0x1000
+
+#define SA1111_GPIO_PADDR (0x000)
+#define SA1111_GPIO_PADRR (0x004)
+#define SA1111_GPIO_PADWR (0x004)
+#define SA1111_GPIO_PASDR (0x008)
+#define SA1111_GPIO_PASSR (0x00c)
+#define SA1111_GPIO_PBDDR (0x010)
+#define SA1111_GPIO_PBDRR (0x014)
+#define SA1111_GPIO_PBDWR (0x014)
+#define SA1111_GPIO_PBSDR (0x018)
+#define SA1111_GPIO_PBSSR (0x01c)
+#define SA1111_GPIO_PCDDR (0x020)
+#define SA1111_GPIO_PCDRR (0x024)
+#define SA1111_GPIO_PCDWR (0x024)
+#define SA1111_GPIO_PCSDR (0x028)
+#define SA1111_GPIO_PCSSR (0x02c)
+
+#define GPIO_A0 (1 << 0)
+#define GPIO_A1 (1 << 1)
+#define GPIO_A2 (1 << 2)
+#define GPIO_A3 (1 << 3)
+
+#define GPIO_B0 (1 << 8)
+#define GPIO_B1 (1 << 9)
+#define GPIO_B2 (1 << 10)
+#define GPIO_B3 (1 << 11)
+#define GPIO_B4 (1 << 12)
+#define GPIO_B5 (1 << 13)
+#define GPIO_B6 (1 << 14)
+#define GPIO_B7 (1 << 15)
+
+#define GPIO_C0 (1 << 16)
+#define GPIO_C1 (1 << 17)
+#define GPIO_C2 (1 << 18)
+#define GPIO_C3 (1 << 19)
+#define GPIO_C4 (1 << 20)
+#define GPIO_C5 (1 << 21)
+#define GPIO_C6 (1 << 22)
+#define GPIO_C7 (1 << 23)
+
+/*
+ * Interrupt Controller
+ *
+ * Registers
+ * INTTEST0 Test register 0
+ * INTTEST1 Test register 1
+ * INTEN0 Interrupt Enable register 0
+ * INTEN1 Interrupt Enable register 1
+ * INTPOL0 Interrupt Polarity selection 0
+ * INTPOL1 Interrupt Polarity selection 1
+ * INTTSTSEL Interrupt source selection
+ * INTSTATCLR0 Interrupt Status/Clear 0
+ * INTSTATCLR1 Interrupt Status/Clear 1
+ * INTSET0 Interrupt source set 0
+ * INTSET1 Interrupt source set 1
+ * WAKE_EN0 Wake-up source enable 0
+ * WAKE_EN1 Wake-up source enable 1
+ * WAKE_POL0 Wake-up polarity selection 0
+ * WAKE_POL1 Wake-up polarity selection 1
+ */
+#define SA1111_INTC 0x1600
+
+/*
+ * These are offsets from the above base.
+ */
+#define SA1111_INTTEST0 0x0000
+#define SA1111_INTTEST1 0x0004
+#define SA1111_INTEN0 0x0008
+#define SA1111_INTEN1 0x000c
+#define SA1111_INTPOL0 0x0010
+#define SA1111_INTPOL1 0x0014
+#define SA1111_INTTSTSEL 0x0018
+#define SA1111_INTSTATCLR0 0x001c
+#define SA1111_INTSTATCLR1 0x0020
+#define SA1111_INTSET0 0x0024
+#define SA1111_INTSET1 0x0028
+#define SA1111_WAKEEN0 0x002c
+#define SA1111_WAKEEN1 0x0030
+#define SA1111_WAKEPOL0 0x0034
+#define SA1111_WAKEPOL1 0x0038
+
+/* PS/2 Trackpad and Mouse Interfaces */
+#define SA1111_KBD 0x0a00
+#define SA1111_MSE 0x0c00
+
+/* PCMCIA Interface */
+#define SA1111_PCMCIA 0x1600
+
+
+
+
+
+extern struct bus_type sa1111_bus_type;
+
+#define SA1111_DEVID_SBI (1 << 0)
+#define SA1111_DEVID_SK (1 << 1)
+#define SA1111_DEVID_USB (1 << 2)
+#define SA1111_DEVID_SAC (1 << 3)
+#define SA1111_DEVID_SSP (1 << 4)
+#define SA1111_DEVID_PS2 (3 << 5)
+#define SA1111_DEVID_PS2_KBD (1 << 5)
+#define SA1111_DEVID_PS2_MSE (1 << 6)
+#define SA1111_DEVID_GPIO (1 << 7)
+#define SA1111_DEVID_INT (1 << 8)
+#define SA1111_DEVID_PCMCIA (1 << 9)
+
+struct sa1111_dev {
+ struct device dev;
+ unsigned int devid;
+ struct resource res;
+ void __iomem *mapbase;
+ unsigned int skpcr_mask;
+ unsigned int hwirq[6];
+ u64 dma_mask;
+};
+
+#define to_sa1111_device(x) container_of(x, struct sa1111_dev, dev)
+
+#define sa1111_get_drvdata(d) dev_get_drvdata(&(d)->dev)
+#define sa1111_set_drvdata(d,p) dev_set_drvdata(&(d)->dev, p)
+
+struct sa1111_driver {
+ struct device_driver drv;
+ unsigned int devid;
+ int (*probe)(struct sa1111_dev *);
+ void (*remove)(struct sa1111_dev *);
+};
+
+#define SA1111_DRV(_d) container_of((_d), struct sa1111_driver, drv)
+
+#define SA1111_DRIVER_NAME(_sadev) ((_sadev)->dev.driver->name)
+
+/*
+ * These frob the SKPCR register, and call platform specific
+ * enable/disable functions.
+ */
+int sa1111_enable_device(struct sa1111_dev *);
+void sa1111_disable_device(struct sa1111_dev *);
+
+int sa1111_get_irq(struct sa1111_dev *, unsigned num);
+
+unsigned int sa1111_pll_clock(struct sa1111_dev *);
+
+#define SA1111_AUDIO_ACLINK 0
+#define SA1111_AUDIO_I2S 1
+
+void sa1111_select_audio_mode(struct sa1111_dev *sadev, int mode);
+int sa1111_set_audio_rate(struct sa1111_dev *sadev, int rate);
+int sa1111_get_audio_rate(struct sa1111_dev *sadev);
+
+int sa1111_check_dma_bug(dma_addr_t addr);
+
+int sa1111_driver_register(struct sa1111_driver *);
+void sa1111_driver_unregister(struct sa1111_driver *);
+
+struct sa1111_platform_data {
+ int irq_base; /* base for cascaded on-chip IRQs */
+ unsigned disable_devs;
+ void *data;
+ int (*enable)(void *, unsigned);
+ void (*disable)(void *, unsigned);
+};
+
+#endif /* _ASM_ARCH_SA1111 */