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/linux/include/linux/
H A Dpruss_driver.h13 #include <linux/remoteproc/pruss.h>
18 * enum pruss_gp_mux_sel - PRUSS GPI/O Mux modes for the
36 * enum pruss_gpi_mode - PRUSS GPI configuration modes, used
63 * enum pruss_mem - PRUSS memory range identifiers
73 * struct pruss_mem_region - PRUSS memory region structure
74 * @va: kernel virtual address of the PRUSS memory region
75 * @pa: physical (bus) address of the PRUSS memory region
76 * @size: size of the PRUSS memory region
85 * struct pruss - PRUSS paren
95 struct pruss { global() struct
99 mem_regionspruss global() argument
100 mem_in_usepruss global() argument
108 iep_clk_muxpruss global() argument
129 pruss_put(struct pruss * pruss) pruss_put() argument
131 pruss_request_mem_region(struct pruss * pruss,enum pruss_mem mem_id,struct pruss_mem_region * region) pruss_request_mem_region() argument
138 pruss_release_mem_region(struct pruss * pruss,struct pruss_mem_region * region) pruss_release_mem_region() argument
144 pruss_cfg_get_gpmux(struct pruss * pruss,enum pruss_pru_id pru_id,u8 * mux) pruss_cfg_get_gpmux() argument
150 pruss_cfg_set_gpmux(struct pruss * pruss,enum pruss_pru_id pru_id,u8 mux) pruss_cfg_set_gpmux() argument
156 pruss_cfg_gpimode(struct pruss * pruss,enum pruss_pru_id pru_id,enum pruss_gpi_mode mode) pruss_cfg_gpimode() argument
163 pruss_cfg_miirt_enable(struct pruss * pruss,bool enable) pruss_cfg_miirt_enable() argument
168 pruss_cfg_xfr_enable(struct pruss * pruss,enum pru_type pru_type,bool enable) pruss_cfg_xfr_enable() argument
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/linux/drivers/soc/ti/
H A Dpruss.c26 #include "pruss.h"
29 * struct pruss_private_data - PRUSS driver private data
30 * @has_no_sharedram: flag to indicate the absence of PRUSS Shared Data RAM
31 * @has_core_mux_clock: flag to indicate the presence of PRUSS core clock
39 * pruss_get() - get the pruss for a given PRU remoteproc
42 * Finds the parent pruss device for a PRU given the @rproc handle of the
43 * PRU remote processor. This function increments the pruss device's refcount,
44 * so always use pruss_put() to decrement it back once pruss isn't needed
51 * Return: pruss handle on success, and an ERR_PTR on failure using one
54 * -ENODEV if PRU device or PRUSS devic
58 struct pruss *pruss; pruss_get() local
89 pruss_put(struct pruss * pruss) pruss_put() argument
112 pruss_request_mem_region(struct pruss * pruss,enum pruss_mem mem_id,struct pruss_mem_region * region) pruss_request_mem_region() argument
145 pruss_release_mem_region(struct pruss * pruss,struct pruss_mem_region * region) pruss_release_mem_region() argument
182 pruss_cfg_get_gpmux(struct pruss * pruss,enum pruss_pru_id pru_id,u8 * mux) pruss_cfg_get_gpmux() argument
206 pruss_cfg_set_gpmux(struct pruss * pruss,enum pruss_pru_id pru_id,u8 mux) pruss_cfg_set_gpmux() argument
229 pruss_cfg_gpimode(struct pruss * pruss,enum pruss_pru_id pru_id,enum pruss_gpi_mode mode) pruss_cfg_gpimode() argument
250 pruss_cfg_miirt_enable(struct pruss * pruss,bool enable) pruss_cfg_miirt_enable() argument
267 pruss_cfg_xfr_enable(struct pruss * pruss,enum pru_type pru_type,bool enable) pruss_cfg_xfr_enable() argument
302 pruss_clk_mux_setup(struct pruss * pruss,struct clk * clk_mux,char * mux_name,struct device_node * clks_np) pruss_clk_mux_setup() argument
381 pruss_clk_init(struct pruss * pruss,struct device_node * cfg_node) pruss_clk_init() argument
410 pruss_of_setup_memories(struct device * dev,struct pruss * pruss) pruss_of_setup_memories() argument
466 pruss_cfg_of_init(struct device * dev,struct pruss * pruss) pruss_cfg_of_init() argument
506 struct pruss *pruss; pruss_probe() local
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H A Dpruss.h50 * pruss_cfg_read() - read a PRUSS CFG sub-module register
51 * @pruss: the pruss instance handle
55 * Reads a given register within the PRUSS CFG sub-module and
60 static int pruss_cfg_read(struct pruss *pruss, unsigned int reg, unsigned int *val) in pruss_cfg_read() argument
62 if (IS_ERR_OR_NULL(pruss)) in pruss_cfg_read()
65 return regmap_read(pruss->cfg_regmap, reg, val); in pruss_cfg_read()
69 * pruss_cfg_update() - configure a PRUSS CFG sub-module register
70 * @pruss
79 pruss_cfg_update(struct pruss * pruss,unsigned int reg,unsigned int mask,unsigned int val) pruss_cfg_update() argument
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H A DMakefile13 obj-$(CONFIG_TI_PRUSS) += pruss.o
/linux/Documentation/devicetree/bindings/soc/ti/
H A Dti,pruss.yaml4 $id: http://devicetree.org/schemas/soc/ti/ti,pruss.yaml#
16 (PRU-ICSS a.k.a. PRUSS) is present on various TI SoCs such as AM335x, AM437x,
17 Keystone 66AK2G, OMAP-L138/DA850 etc. A PRUSS consists of dual 32-bit RISC
52 as child nodes within this PRUSS node. This node shall be a child of the
60 pattern: "^(pruss|icssg)@[0-9a-f]+$"
64 - ti,am3356-pruss # for AM335x SoC family
65 - ti,am4376-pruss0 # for AM437x SoC family and PRUSS unit 0
66 - ti,am4376-pruss1 # for AM437x SoC family and PRUSS unit 1
67 - ti,am5728-pruss # for AM57xx SoC family
68 - ti,am625-pruss # fo
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/linux/arch/arm/boot/dts/ti/omap/
H A Dam57-pruss.dtsi5 * Common PRUSS data for TI AM57xx platforms
10 compatible = "ti,sysc-pruss", "ti,sysc";
29 pruss1: pruss@0 {
30 compatible = "ti,am5728-pruss";
45 compatible = "ti,pruss-cfg", "syscon";
65 compatible = "ti,pruss-mii", "syscon";
70 compatible = "ti,pruss-intc";
119 compatible = "ti,sysc-pruss", "ti,sysc";
138 pruss2: pruss@0 {
139 compatible = "ti,am5728-pruss";
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H A Dam4372.dtsi420 compatible = "ti,sysc-pruss", "ti,sysc";
440 pruss1: pruss@0 {
456 compatible = "ti,pruss-cfg", "syscon";
476 compatible = "ti,pruss-mii", "syscon";
481 compatible = "ti,pruss-intc";
528 pruss0: pruss@40000 {
542 compatible = "ti,pruss-cfg", "syscon";
562 compatible = "ti,pruss-mii", "syscon";
568 compatible = "ti,pruss-intc";
H A Dam5718.dtsi7 #include "am57-pruss.dtsi"
H A Dam5728.dtsi7 #include "am57-pruss.dtsi"
H A Dam5748.dtsi7 #include "am57-pruss.dtsi"
/linux/drivers/irqchip/
H A Dirq-pruss-intc.c25 * is not the same as the total number of host interrupts supported by the PRUSS
85 * @num_system_events: number of input system events handled by the PRUSS INTC
87 * channels) supported by the PRUSS INTC
95 * struct pruss_intc - PRUSS interrupt controller structure
98 * @irqs: kernel irq numbers corresponding to PRUSS host interrupts
101 * @soc_config: cached PRUSS INTC IP configuration data
102 * @dev: PRUSS INTC device pointer
113 struct mutex lock; /* PRUSS INTC lock */
117 * struct pruss_host_irq_data - PRUSS host irq data structure
118 * @intc: PRUSS interrup
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/linux/arch/arm64/boot/dts/ti/
H A Dk3-am654-idk.dtso30 firmware-name = "ti-pruss/am65x-sr2-pru0-prueth-fw.elf",
31 "ti-pruss/am65x-sr2-rtu0-prueth-fw.elf",
32 "ti-pruss/am65x-sr2-txpru0-prueth-fw.elf",
33 "ti-pruss/am65x-sr2-pru1-prueth-fw.elf",
34 "ti-pruss/am65x-sr2-rtu1-prueth-fw.elf",
35 "ti-pruss/am65x-sr2-txpru1-prueth-fw.elf";
37 ti,pruss-gp-mux-sel = <2>, /* MII mode */
97 firmware-name = "ti-pruss/am65x-sr2-pru0-prueth-fw.elf",
98 "ti-pruss/am65x-sr2-rtu0-prueth-fw.elf",
99 "ti-pruss/am65
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H A Dk3-am65-iot2050-common-pg1.dtsi49 firmware-name = "ti-pruss/am65x-pru0-prueth-fw.elf",
50 "ti-pruss/am65x-rtu0-prueth-fw.elf",
51 "ti-pruss/am65x-pru1-prueth-fw.elf",
52 "ti-pruss/am65x-rtu1-prueth-fw.elf";
54 ti,pruss-gp-mux-sel = <2>, /* MII mode */
H A Dk3-am654-icssg2.dtso28 firmware-name = "ti-pruss/am65x-sr2-pru0-prueth-fw.elf",
29 "ti-pruss/am65x-sr2-rtu0-prueth-fw.elf",
30 "ti-pruss/am65x-sr2-txpru0-prueth-fw.elf",
31 "ti-pruss/am65x-sr2-pru1-prueth-fw.elf",
32 "ti-pruss/am65x-sr2-rtu1-prueth-fw.elf",
33 "ti-pruss/am65x-sr2-txpru1-prueth-fw.elf";
35 ti,pruss-gp-mux-sel = <2>, /* MII mode */
H A Dk3-am642-phyboard-electra-rdk.dts71 firmware-name = "ti-pruss/am65x-sr2-pru0-prueth-fw.elf",
72 "ti-pruss/am65x-sr2-rtu0-prueth-fw.elf",
73 "ti-pruss/am65x-sr2-txpru0-prueth-fw.elf",
74 "ti-pruss/am65x-sr2-pru1-prueth-fw.elf",
75 "ti-pruss/am65x-sr2-rtu1-prueth-fw.elf",
76 "ti-pruss/am65x-sr2-txpru1-prueth-fw.elf";
93 ti,pruss-gp-mux-sel = <2>, /* MII mode */
H A Dk3-am642-sr-som.dtsi35 firmware-name = "ti-pruss/am65x-sr2-pru0-prueth-fw.elf",
36 "ti-pruss/am65x-sr2-rtu0-prueth-fw.elf",
37 "ti-pruss/am65x-sr2-txpru0-prueth-fw.elf",
38 "ti-pruss/am65x-sr2-pru1-prueth-fw.elf",
39 "ti-pruss/am65x-sr2-rtu1-prueth-fw.elf",
40 "ti-pruss/am65x-sr2-txpru1-prueth-fw.elf";
43 ti,pruss-gp-mux-sel = <2>, <2>, <2>, <2>, <2>, <2>;
54 * Documentation/devicetree/bindings/interrupt-controller/ti,pruss-intc.yaml
H A Dk3-am65-iot2050-common.dtsi151 firmware-name = "ti-pruss/am65x-sr2-pru0-prueth-fw.elf",
152 "ti-pruss/am65x-sr2-rtu0-prueth-fw.elf",
153 "ti-pruss/am65x-sr2-txpru0-prueth-fw.elf",
154 "ti-pruss/am65x-sr2-pru1-prueth-fw.elf",
155 "ti-pruss/am65x-sr2-rtu1-prueth-fw.elf",
156 "ti-pruss/am65x-sr2-txpru1-prueth-fw.elf";
158 ti,pruss-gp-mux-sel = <2>, /* MII mode */
H A Dk3-am642-evm.dts252 firmware-name = "ti-pruss/am64x-sr2-pru0-prueth-fw.elf",
253 "ti-pruss/am64x-sr2-rtu0-prueth-fw.elf",
254 "ti-pruss/am64x-sr2-txpru0-prueth-fw.elf",
255 "ti-pruss/am64x-sr2-pru1-prueth-fw.elf",
256 "ti-pruss/am64x-sr2-rtu1-prueth-fw.elf",
257 "ti-pruss/am64x-sr2-txpru1-prueth-fw.elf";
259 ti,pruss-gp-mux-sel = <2>, /* MII mode */
/linux/Documentation/devicetree/bindings/net/
H A Dti,icssg-prueth.yaml7 title: Texas Instruments ICSSG PRUSS Ethernet
179 firmware-name = "ti-pruss/am65x-pru0-prueth-fw.elf",
180 "ti-pruss/am65x-rtu0-prueth-fw.elf",
181 "ti-pruss/am65x-txpru0-prueth-fw.elf",
182 "ti-pruss/am65x-pru1-prueth-fw.elf",
183 "ti-pruss/am65x-rtu1-prueth-fw.elf",
184 "ti-pruss/am65x-txpru1-prueth-fw.elf";
185 ti,pruss-gp-mux-sel = <2>, /* MII mode */
/linux/Documentation/devicetree/bindings/remoteproc/
H A Dti,pru-rproc.yaml14 (PRU-ICSS or PRUSS) has two 32-bit load/store RISC CPU cores called
32 Documentation/devicetree/bindings/soc/ti/ti,pruss.yaml
74 to interrupt-controller/ti,pruss-intc.yaml schema.
120 compatible = "ti,sysc-pruss", "ti,sysc";
125 pruss: pruss@0 {
126 compatible = "ti,am3356-pruss";
/linux/drivers/remoteproc/
H A Dpru_rproc.c22 #include <linux/remoteproc/pruss.h>
97 * @id: id of the PRU core within the PRUSS
99 * @pruss: back-reference to parent PRUSS structure
118 struct pruss *pruss; member
259 ret = pruss_cfg_get_gpmux(pru->pruss, pru->id, &pru->gpmux_save); in pru_rproc_get()
266 ret = of_property_read_u32_index(np, "ti,pruss-gp-mux-sel", index, in pru_rproc_get()
269 ret = pruss_cfg_set_gpmux(pru->pruss, pru->id, mux); in pru_rproc_get()
314 pruss_cfg_set_gpmux(pru->pruss, pr in pru_rproc_put()
654 struct pruss *pruss = pru->pruss; pru_d_da_to_va() local
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H A Dpru_rproc.h3 * PRUSS Remote Processor specific types
37 * provides the PRUSS interrupt mapping description. The pru_irq_rsc struct
/linux/drivers/net/ethernet/ti/icssg/
H A Dicssg_prueth_sr1.c21 #include <linux/remoteproc/pruss.h>
28 #define PRUETH_MODULE_DESCRIPTION "PRUSS ICSSG SR1.0 Ethernet driver"
402 .pru = "ti-pruss/am65x-pru0-prueth-fw.elf",
403 .rtu = "ti-pruss/am65x-rtu0-prueth-fw.elf",
406 .pru = "ti-pruss/am65x-pru1-prueth-fw.elf",
407 .rtu = "ti-pruss/am65x-rtu1-prueth-fw.elf",
792 ret = pruss_request_mem_region(prueth->pruss, in prueth_netdev_init()
884 pruss_release_mem_region(prueth->pruss, &emac->dram); in prueth_netdev_init()
903 struct pruss *pruss; in prueth_probe() local
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H A Dicssg_prueth.h29 #include <linux/remoteproc/pruss.h>
273 * @pruss: pruss handle
277 * @shram: PRUSS shared RAM region
314 struct pruss *pruss; member
375 /* get PRUSS SLICE number from prueth_emac */
H A Dicssg_prueth.c29 #include <linux/remoteproc/pruss.h>
39 #define PRUETH_MODULE_DESCRIPTION "PRUSS ICSSG Ethernet driver"
1171 ret = pruss_request_mem_region(prueth->pruss, in prueth_netdev_init()
1276 pruss_release_mem_region(prueth->pruss, &emac->dram); in prueth_netdev_init()
1702 struct pruss *pruss; in prueth_probe() local
1798 pruss = pruss_get(eth0_node ? in prueth_probe()
1800 if (IS_ERR(pruss)) { in prueth_probe()
1801 ret = PTR_ERR(pruss); in prueth_probe()
1802 dev_err(dev, "unable to get pruss handle\n"); in prueth_probe()
1806 prueth->pruss = pruss; in prueth_probe()
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