[PATCH 3/3] clk: rockchip: rk3588: add GATE_GRF clocks for I2S MCLK output to IO

[kernel test robot]

Hi Daniele,

kernel test robot noticed the following build errors:

[auto build test ERROR on b84a0ebe421ca56995ff78b66307667b62b3a900]

url:    https://github.com/intel-lab-lkp/linux/commits/Daniele-Briguglio/dt-bindings-clock-rockchip-rk3588-cru-add-I2S-MCLK-output-to-IO-clock-IDs/20260316-222240
base:   b84a0ebe421ca56995ff78b66307667b62b3a900
patch link:    https://lore.kernel.org/r/20260316-rk3588-mclk-gate-grf-v1-3-66fb9a246718%40superkali.me
patch subject: [PATCH 3/3] clk: rockchip: rk3588: add GATE_GRF clocks for I2S MCLK output to IO
config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20260319/202603191419.MH6EuPga-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260319/202603191419.MH6EuPga-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603191419.MH6EuPga-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/clk/rockchip/clk-rk3588.c: In function 'rk3588_clk_early_init':
>> drivers/clk/rockchip/clk-rk3588.c:2496:29: error: implicit declaration of function 'kzalloc_obj' [-Wimplicit-function-declaration]
    2496 |                 sys_grf_e = kzalloc_obj(*sys_grf_e);
         |                             ^~~~~~~~~~~
>> drivers/clk/rockchip/clk-rk3588.c:2496:27: error: assignment to 'struct rockchip_aux_grf *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
    2496 |                 sys_grf_e = kzalloc_obj(*sys_grf_e);
         |                           ^


vim +/kzalloc_obj +2496 drivers/clk/rockchip/clk-rk3588.c

  2447	
  2448	static void __init rk3588_clk_early_init(struct device_node *np)
  2449	{
  2450		struct rockchip_clk_provider *ctx;
  2451		struct rockchip_aux_grf *sys_grf_e;
  2452		struct regmap *sys_grf;
  2453		unsigned long clk_nr_clks, max_clk_id1, max_clk_id2;
  2454		void __iomem *reg_base;
  2455	
  2456		max_clk_id1 = rockchip_clk_find_max_clk_id(rk3588_clk_branches,
  2457						ARRAY_SIZE(rk3588_clk_branches));
  2458		max_clk_id2 = rockchip_clk_find_max_clk_id(rk3588_early_clk_branches,
  2459						ARRAY_SIZE(rk3588_early_clk_branches));
  2460		clk_nr_clks = max(max_clk_id1, max_clk_id2) + 1;
  2461	
  2462		reg_base = of_iomap(np, 0);
  2463		if (!reg_base) {
  2464			pr_err("%s: could not map cru region\n", __func__);
  2465			return;
  2466		}
  2467	
  2468		ctx = rockchip_clk_init_early(np, reg_base, clk_nr_clks);
  2469		if (IS_ERR(ctx)) {
  2470			pr_err("%s: rockchip clk init failed\n", __func__);
  2471			iounmap(reg_base);
  2472			return;
  2473		}
  2474		early_ctx = ctx;
  2475	
  2476		rockchip_clk_register_plls(ctx, rk3588_pll_clks,
  2477					   ARRAY_SIZE(rk3588_pll_clks),
  2478					   RK3588_GRF_SOC_STATUS0);
  2479	
  2480		rockchip_clk_register_armclk(ctx, ARMCLK_L, "armclk_l",
  2481				mux_armclkl_p, ARRAY_SIZE(mux_armclkl_p),
  2482				&rk3588_cpulclk_data, rk3588_cpulclk_rates,
  2483				ARRAY_SIZE(rk3588_cpulclk_rates));
  2484		rockchip_clk_register_armclk(ctx, ARMCLK_B01, "armclk_b01",
  2485				mux_armclkb01_p, ARRAY_SIZE(mux_armclkb01_p),
  2486				&rk3588_cpub0clk_data, rk3588_cpub0clk_rates,
  2487				ARRAY_SIZE(rk3588_cpub0clk_rates));
  2488		rockchip_clk_register_armclk(ctx, ARMCLK_B23, "armclk_b23",
  2489				mux_armclkb23_p, ARRAY_SIZE(mux_armclkb23_p),
  2490				&rk3588_cpub1clk_data, rk3588_cpub1clk_rates,
  2491				ARRAY_SIZE(rk3588_cpub1clk_rates));
  2492	
  2493		/* Register SYS_GRF for I2S MCLK output to IO gate clocks */
  2494		sys_grf = syscon_regmap_lookup_by_compatible("rockchip,rk3588-sys-grf");
  2495		if (!IS_ERR(sys_grf)) {
> 2496			sys_grf_e = kzalloc_obj(*sys_grf_e);
  2497			if (sys_grf_e) {
  2498				sys_grf_e->grf = sys_grf;
  2499				sys_grf_e->type = grf_type_sys;
  2500				hash_add(ctx->aux_grf_table, &sys_grf_e->node, grf_type_sys);
  2501			}
  2502		}
  2503	
  2504		rockchip_clk_register_branches(ctx, rk3588_early_clk_branches,
  2505					       ARRAY_SIZE(rk3588_early_clk_branches));
  2506	
  2507		rockchip_clk_of_add_provider(np, ctx);
  2508	}
  2509	CLK_OF_DECLARE_DRIVER(rk3588_cru, "rockchip,rk3588-cru", rk3588_clk_early_init);
  2510	

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